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1 | Youtube ID: | Is the alphanumeric string that starts after "http://www.youtube.com/watch?v=" and ends before "&" | ||||||||||||||||||||||||||||||||||||||||||||||

2 | Updated: | 1/1/2014 | ||||||||||||||||||||||||||||||||||||||||||||||

3 | Total | 1,562 | 5,107 | |||||||||||||||||||||||||||||||||||||||||||||

4 | Mapped | 861 | 150 | 113 | 974 | 96 | 104 | 319 | 300 | 450 | 90 | 450 | 240 | 618 | 247 | 79 | 861 | 59 | 15 | 6 | 46 | 687 | 939 | 170 | 1 | 1,180 | 42 | 1 | 4 | 8 | 122 | 102 | 1,303 | 75 | 988 | 806 | ||||||||||||

5 | ||||||||||||||||||||||||||||||||||||||||||||||||

6 | SERIAL | ADDED | CREATED | TITLE | SUBJECT | TUTORIAL | TOPIC | SUB-TOPIC | TITLED ID | DURATION | SUBTITLED | ENGLISH | ARABIC | ARMENIAN | BAHASA INDONESIA | BANGLA | BULGARIAN | CZECH | DANISH | DEUTSCH | ESPANOL | FARSI | FRANCAIS | GREEK | HEBREW | ITALIANO | JAPANESE | KISWAHILI | KOREAN | MONGOLIAN | NEPALI | NORSK | POLISH | PORTUGUES | PORTUGAL PORTUGUES | PUNJABI | RUSSIAN | SERBIAN | SINDHI | SINHALA | TAMIL | TELUGU | THAI | TURKCE | UKRANIAN | URDU | XHOSA | |

7 | 1 | 12/1/2013 | 10/5/2013 | Carrying when adding three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Adding with carrying within 1000 | carrying-when-adding-three-digit-numbers | 146 | Wm0zq-NqEFs | LmQgNNC2PZ8 | ||||||||||||||||||||||||||||||||||||

8 | 2 | 12/1/2013 | 10/5/2013 | Why carrying works | Math | 3rd grade (U.S.) | Addition and subtraction | Adding with carrying within 1000 | why-carrying-works | 150 | Y | O9zSHs1TWMM | CToA9HBcCnE | |||||||||||||||||||||||||||||||||||

9 | 3 | 12/1/2013 | 10/5/2013 | Examples of carrying when adding three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Adding with carrying within 1000 | example-adding-with-carrying | 184 | Y | 9hM32lsQ4aI | p5MAtQmVUtY | |||||||||||||||||||||||||||||||||||

10 | 4 | 12/1/2013 | 10/5/2013 | Basic regrouping or borrowing when subtracting three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Using regrouping or borrowing to subtract 3 digit numbers | basic-regrouping-or-borrowing-when-subtracting-three-digit-numbers | 167 | 9T3AAn-Cw3g | up6w36u84ro | ||||||||||||||||||||||||||||||||||||

11 | 5 | 12/1/2013 | 10/5/2013 | Regrouping when subtracting three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Using regrouping or borrowing to subtract 3 digit numbers | regrouping-when-subtracting-three-digit-numbers | 200 | QOtam19NQcQ | GkzR3us11M4 | ||||||||||||||||||||||||||||||||||||

12 | 6 | 12/1/2013 | 10/5/2013 | Regrouping twice when subtracting three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Using regrouping or borrowing to subtract 3 digit numbers | regrouping-twice-when-subtracting-three-digit-numbers | 228 | LSaaKau63Gg | xyys_gk9O4w | ||||||||||||||||||||||||||||||||||||

13 | 7 | 12/1/2013 | 10/5/2013 | Regrouping from 0 when subtracting three digit numbers | Math | 3rd grade (U.S.) | Addition and subtraction | Using regrouping or borrowing to subtract 3 digit numbers | regrouping-from-0-when-subtracting-three-digit-numbers | 144 | 3lHBgFvr3yE | oOnkJI4_udM | ||||||||||||||||||||||||||||||||||||

14 | 8 | 12/1/2013 | 10/18/2013 | Mental technique for subtraction without regrouping | Math | 3rd grade (U.S.) | Addition and subtraction | Using regrouping or borrowing to subtract 3 digit numbers | mental-technique-for-subtraction-without-regrouping | 157 | Y | iivtjjdSu9I | ||||||||||||||||||||||||||||||||||||

15 | 9 | 12/1/2013 | 10/1/2013 | Intro to multiplication | Math | 3rd grade (U.S.) | Multiplication and division | Concept of multiplication and division | multiplication-intro | 213 | RNxwasijbAo | |||||||||||||||||||||||||||||||||||||

16 | 10 | 12/1/2013 | 9/30/2013 | Multiplication as groups of objects | Math | 3rd grade (U.S.) | Multiplication and division | Concept of multiplication and division | multiplication-as-groups-of-objects | 259 | cDpBtkU2cf8 | |||||||||||||||||||||||||||||||||||||

17 | 11 | 12/1/2013 | 9/30/2013 | More on the concept of multiplication | Math | 3rd grade (U.S.) | Multiplication and division | Concept of multiplication and division | more-on-the-concept-of-multiplication | 329 | vfMx9-rJXuo | |||||||||||||||||||||||||||||||||||||

18 | 12 | 12/1/2013 | 9/30/2013 | The idea of division | Math | 3rd grade (U.S.) | Multiplication and division | Concept of multiplication and division | the-idea-of-division | 481 | QI6x0KNxiCs | |||||||||||||||||||||||||||||||||||||

19 | 13 | 12/1/2013 | 10/18/2013 | How many cars can fit in the parking lot | Math | 3rd grade (U.S.) | Multiplication and division | Applying multiplication and division | how-many-cars-can-fit-in-the-parking-lot | 126 | MZEbWGhxEJE | |||||||||||||||||||||||||||||||||||||

20 | 14 | 12/1/2013 | 10/18/2013 | Liters of soda for the party | Math | 3rd grade (U.S.) | Multiplication and division | Applying multiplication and division | liters-of-soda-for-the-party | 132 | Y | 6PzaHQllHaA | ||||||||||||||||||||||||||||||||||||

21 | 15 | 12/1/2013 | 10/18/2013 | Blueberries for friends | Math | 3rd grade (U.S.) | Multiplication and division | Applying multiplication and division | blueberries-for-friends | 243 | 7kW4Mjqs1UM | |||||||||||||||||||||||||||||||||||||

22 | 16 | 12/1/2013 | 10/18/2013 | Average height of a building's floor | Math | 3rd grade (U.S.) | Multiplication and division | Applying multiplication and division | average-height-of-a-building-s-floor | 259 | LGWUXVpwPDU | |||||||||||||||||||||||||||||||||||||

23 | 17 | 12/1/2013 | 10/18/2013 | Unknowns with multiplication and division | Math | 3rd grade (U.S.) | Multiplication and division | Applying multiplication and division | unknowns-with-multiplication-and-division | 318 | 93xzevZ9pjU | |||||||||||||||||||||||||||||||||||||

24 | 18 | 12/1/2013 | 10/18/2013 | How many truffle eating guests attended a party | Math | 3rd grade (U.S.) | Multiplication and division | Two-step word problems | how-many-truffle-eating-guests-attended-a-party | 300 | XAW9d3XU3qI | |||||||||||||||||||||||||||||||||||||

25 | 19 | 12/1/2013 | 10/18/2013 | Total seats in a theater | Math | 3rd grade (U.S.) | Multiplication and division | Two-step word problems | total-seats-in-a-theater | 181 | Wu1KO07WPkk | |||||||||||||||||||||||||||||||||||||

26 | 20 | 12/1/2013 | 10/18/2013 | Marbles for friends | Math | 3rd grade (U.S.) | Multiplication and division | Two-step word problems | marbles-for-friends | 343 | lhLVC1QB_kQ | |||||||||||||||||||||||||||||||||||||

27 | 21 | 12/1/2013 | 10/18/2013 | Running distance in a week | Math | 3rd grade (U.S.) | Multiplication and division | Two-step word problems | running-distance-in-a-week | 212 | HL1wuw_k984 | |||||||||||||||||||||||||||||||||||||

28 | 22 | 7/28/2013 | 7/9/2013 | Multiplying by multiples of 10 | Math | 3rd grade (U.S.) | Multiplication and division | Multiplying by 10 | multiplying-by-multiples-of-10 | 185 | jb8mFpA1YI8 | FYyxMjF0xxI | FYyxMjF0xxI | GKBWzceu22k | bSu9jQ0xkLE | s2pe5HGSRFI | 4yfVr6HjbQk | |||||||||||||||||||||||||||||||

29 | 23 | 12/1/2013 | 10/18/2013 | Fraction basics | Math | 3rd grade (U.S.) | Fractions | What fractions mean | fraction-basics | 255 | jgWqSjgMAtw | |||||||||||||||||||||||||||||||||||||

30 | 24 | 12/1/2013 | 10/18/2013 | More than one equal section | Math | 3rd grade (U.S.) | Fractions | What fractions mean | more-than-one-equal-section | 228 | U44my48zgFE | |||||||||||||||||||||||||||||||||||||

31 | 25 | 12/1/2013 | 10/18/2013 | Fractions on a number line | Math | 3rd grade (U.S.) | Fractions | What fractions mean | fractions-on-a-number-line | 256 | Z0WsfO-RI8Y | |||||||||||||||||||||||||||||||||||||

32 | 26 | 12/1/2013 | 10/18/2013 | Equivalent fractions visually and on number line | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | equivalent-fractions-visually-and-on-number-line | 242 | Su4DKLbK8mA | |||||||||||||||||||||||||||||||||||||

33 | 27 | 12/1/2013 | 10/18/2013 | Comparing fractions visually and on number line | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | comparing-fractions-visually-and-on-number-line | 283 | Kt7Dwr7BftE | |||||||||||||||||||||||||||||||||||||

34 | 28 | 12/1/2013 | 10/18/2013 | Generating equivalent fractions | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | generating-equivalent-fractions | 252 | -YpEkExjq2E | |||||||||||||||||||||||||||||||||||||

35 | 29 | 12/1/2013 | 10/18/2013 | Different ways to represent 1 as a fraction | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | different-ways-to-represent-1-as-a-fraction | 226 | dviyBH3pOk8 | |||||||||||||||||||||||||||||||||||||

36 | 30 | 12/1/2013 | 10/18/2013 | Whole numbers as fractions | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | whole-numbers-as-fractions | 263 | 3OFH8OhpN08 | |||||||||||||||||||||||||||||||||||||

37 | 31 | 12/1/2013 | 10/18/2013 | Comparing fractions with greater than and less than symbols | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | comparing-fractions-with-greater-than-and-less-than-symbols | 319 | 8OKTrN0uT-Q | |||||||||||||||||||||||||||||||||||||

38 | 32 | 12/1/2013 | 10/18/2013 | Comparing fractions of different wholes | Math | 3rd grade (U.S.) | Fractions | Comparing fractions | comparing-fractions-of-different-wholes | 179 | xRzZuhWSlb8 | |||||||||||||||||||||||||||||||||||||

39 | 33 | 12/1/2013 | 9/28/2013 | Introduction to area and unit squares | Math | 3rd grade (U.S.) | Measurement and geometry | Area | introduction-to-area-and-unit-squares | 257 | A7zPgMV4eTM | |||||||||||||||||||||||||||||||||||||

40 | 34 | 12/1/2013 | 9/28/2013 | Measuring the same rectangle with different unit squares | Math | 3rd grade (U.S.) | Measurement and geometry | Area | measuring-the-same-rectangle-with-different-unit-squares | 224 | O1R4H3Ca82E | |||||||||||||||||||||||||||||||||||||

41 | 35 | 12/1/2013 | 9/28/2013 | Rectangle area as product of dimensions same as counting unit squares | Math | 3rd grade (U.S.) | Measurement and geometry | Area | rectangle-area-as-product-of-dimensions-same-as-counting-unit-squares | 320 | DRg2VCo8lP0 | |||||||||||||||||||||||||||||||||||||

42 | 36 | 12/1/2013 | 9/28/2013 | Area of rectangles and the distributive property | Math | 3rd grade (U.S.) | Measurement and geometry | Area | area-of-rectangles-and-the-distributive-property | 229 | Q3wfb0CPhIY | |||||||||||||||||||||||||||||||||||||

43 | 37 | 12/1/2013 | 9/28/2013 | Comparing areas of plots of land | Math | 3rd grade (U.S.) | Measurement and geometry | Area | comparing-areas-of-plots-of-land | 166 | ArvnBba_ogI | |||||||||||||||||||||||||||||||||||||

44 | 38 | 12/1/2013 | 9/28/2013 | Calculating the square footage of a house | Math | 3rd grade (U.S.) | Measurement and geometry | Area | calculating-the-square-footage-of-a-house | 364 | xo4VpX2IIMk | |||||||||||||||||||||||||||||||||||||

45 | 39 | 12/1/2013 | 9/28/2013 | Introduction to perimeter | Math | 3rd grade (U.S.) | Measurement and geometry | Perimeter | introduction-to-perimeter | 201 | 9uwLgf84p5w | |||||||||||||||||||||||||||||||||||||

46 | 40 | 9/1/2013 | 8/2/2013 | Perimeter of a shape | Math | 3rd grade (U.S.) | Measurement and geometry | Perimeter | perimeter-of-a-shape | 123 | sJmLjUj_h68 | pmeif-Fg7Lg | pmeif-Fg7Lg | juvQl9vju8c | ||||||||||||||||||||||||||||||||||

47 | 41 | 12/1/2013 | 9/30/2013 | Comparing areas and perimeters of rectangles | Math | 3rd grade (U.S.) | Measurement and geometry | Perimeter | comparing-area-and-perimeter | 334 | nLY2bzRfQyo | |||||||||||||||||||||||||||||||||||||

48 | 42 | 12/1/2013 | 10/18/2013 | Rounding to the nearest 10 | Math | 3rd grade (U.S.) | Place value and rounding | Rounding | rounding-to-the-nearest-10 | 382 | w2M5CzTFYfI | |||||||||||||||||||||||||||||||||||||

49 | 43 | 12/1/2013 | 10/18/2013 | Rounding to the nearest 100 | Math | 3rd grade (U.S.) | Place value and rounding | Rounding | rounding-to-the-nearest-100 | 296 | 19yOv4P2ccw | |||||||||||||||||||||||||||||||||||||

50 | 44 | 12/1/2013 | 10/18/2013 | Examples rounding to the nearest 10 and 100 | Math | 3rd grade (U.S.) | Place value and rounding | Rounding | examples-rounding-to-the-nearest-10-and-100 | 377 | jvp0mtr1kFM | |||||||||||||||||||||||||||||||||||||

51 | 45 | 12/1/2013 | 10/18/2013 | Order doesn't matter when purely multiplying | Math | 3rd grade (U.S.) | Expressions and patterns | Properties and patterns in arithmetic | order-doesn-t-matter-when-purely-multiplying | 334 | VXrn5HOQmHQ | |||||||||||||||||||||||||||||||||||||

52 | 46 | 12/1/2013 | 10/18/2013 | Properties and patterns for multiplication | Math | 3rd grade (U.S.) | Expressions and patterns | Properties and patterns in arithmetic | properties-and-patterns-for-multiplication | 514 | um2nlNVM_YM | |||||||||||||||||||||||||||||||||||||

53 | 54 | 7/28/2013 | 7/3/2013 | 2 digit times 1 digit example (no carrying) | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | 2-digit-times-1-digit-example-no-carrying | 111 | k68CPfcehTE | sET1q1GkiWw | sET1q1GkiWw | 3gW7dL7NaAc | 6_QLL1LlQIQ | 8fPc2-jk-hM | hiT1mxSoUgo | |||||||||||||||||||||||||||||||

54 | 55 | 7/28/2013 | 7/3/2013 | 3 digit times 1 digit example (no carrying) | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | 3-digit-times-1-digit-example-no-carrying | 114 | 4BtXvopHXI8 | 55y2d9W5nBE | 55y2d9W5nBE | GGO_4x8zd-o | zl-OEtu1Bks | 0XQYofB2T38 | H6Gimydgi8A | |||||||||||||||||||||||||||||||

55 | 56 | 7/28/2013 | 7/3/2013 | 2 digit times 1 digit example | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | 2-digit-times-1-digit-example | 129 | SfxULALs_u8 | seRlSL7gxIk | seRlSL7gxIk | 3SkFgJBvXUk | Rcb-0HEBsZ4 | KFMrg_wAIsk | MKDWyjrQKXU | 81lmq9K7me4 | ||||||||||||||||||||||||||||||

56 | 57 | 7/28/2013 | 7/3/2013 | 3 digit times 1 digit example | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | 3-digit-times-1-digit-example | 135 | TqRReFvbpXA | 2PshoNDRky8 | 2PshoNDRky8 | SCHILEZU_xo | UZc-cqStAnI | li22O867Z7o | zPDBaiScLFg | |||||||||||||||||||||||||||||||

57 | 58 | 7/28/2013 | 7/3/2013 | 4 digit times 1 digit example | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | 4-digit-times-1-digit-example | 204 | twMdew4Zs8Q | AnOqOPAtTv8 | AnOqOPAtTv8 | olbb0P3AA1Q | uNWXoSRztgo | 5T9JKMrqvH0 | ||||||||||||||||||||||||||||||||

58 | 59 | 12/1/2013 | 11/13/2013 | Multiplying 2 digit numbers | Math | 4th grade (U.S.) | Multiplication and division | Multiplication | multiplying-2-digit-numbers | 247 | DaQlieZH1kk | |||||||||||||||||||||||||||||||||||||

59 | 60 | 1/1/2014 | 11/20/2013 | Multiplying 4 digit and 1 digit using grid | Math | 4th grade (U.S.) | Multiplication and division | Grids and area models to visualize multiplication | 4-by-1-multiplication-with-grid | 214 | UvAOynxGfIU | |||||||||||||||||||||||||||||||||||||

60 | 61 | 1/1/2014 | 11/18/2013 | 2-digit multiplication with distribution or grid | Math | 4th grade (U.S.) | Multiplication and division | Grids and area models to visualize multiplication | 2-digit-multiplication-with-grid | 418 | 3JmnxR8nEi8 | |||||||||||||||||||||||||||||||||||||

61 | 62 | 9/1/2013 | 8/8/2013 | Understanding multiplication through area models | Math | 4th grade (U.S.) | Multiplication and division | Grids and area models to visualize multiplication | understanding-multiplication-through-area-models | 298 | p0jCw2sqZgs | -Ek3-InKoIM | -Ek3-InKoIM | Bl4Lpqanm6oÂ | ||||||||||||||||||||||||||||||||||

62 | 63 | 9/1/2013 | 8/8/2013 | Area model for multiplication | Math | 4th grade (U.S.) | Multiplication and division | Grids and area models to visualize multiplication | area-model-for-multiplication | 527 | vbGwcvXgDlg | MrxCaKK8a4Y | MrxCaKK8a4Y | 1l4mcXWSKlA | 1BCNxRvy9IM | |||||||||||||||||||||||||||||||||

63 | 64 | 12/1/2013 | 11/11/2013 | Ages and heights | Math | 4th grade (U.S.) | Multiplication and division | Comparing with multiplication | comparisons-multiplication-addition | 297 | UKYjhM_c_7s | |||||||||||||||||||||||||||||||||||||

64 | 65 | 12/1/2013 | 11/11/2013 | Money and distance | Math | 4th grade (U.S.) | Multiplication and division | Comparing with multiplication | comparisons-subtraction-division | 395 | ZS157czfx4E | |||||||||||||||||||||||||||||||||||||

65 | 66 | 7/28/2013 | 7/17/2013 | Comparing with multiplication exercise | Math | 4th grade (U.S.) | Multiplication and division | Comparing with multiplication | comparing-with-multiplication-exercise | 137 | OCwLwaAQlMA | tE_gNrYPTM4 | tE_gNrYPTM4 | iMw6DUSlDek | CSMr3aCCsEU | 7EUrZlm4gmg | O2c5hsEvTvc | |||||||||||||||||||||||||||||||

66 | 67 | 2/1/2012 | 7/18/2011 | Comparing ages | Math | 4th grade (U.S.) | Multiplication and division | Comparing with multiplication | multiplying-whole-numbers-and-applications-6 | 159 | bS6EmYzpou4 | jIbaVzd3eQU | H4iqJ4_jmhc | CpkMF6dcM5c | _DzQ2BqTeCc | _DzQ2BqTeCc | zy24-qJEPmU | dfSGb_lBdlQ | Oztwktn4Urk | RXjARi2yIPQ | 3Qc_eNmVRQA | NlvdfDP37e4 | Trq_HLgCjgM | e7XFx2W1hx0 | xKwKjcAXiGE | |||||||||||||||||||||||

67 | 68 | 7/28/2013 | 7/17/2013 | Comparing magic strength | Math | 4th grade (U.S.) | Multiplication and division | Comparing with multiplication | multiplication-and-division-word-problems-2 | 70 | Y | 9CZfG3r5JBE | W1o7X92TrIw | W1o7X92TrIw | _KM1_sEqGfI | IAh11rH_GvQ | _9LChTV-qHU | |||||||||||||||||||||||||||||||

68 | 69 | 12/1/2013 | 11/12/2013 | Intro to long division without remainders | Math | 4th grade (U.S.) | Multiplication and division | Division | long-division-without-remainder | 195 | KFzcwWTEDDI | |||||||||||||||||||||||||||||||||||||

69 | 70 | 12/1/2013 | 11/13/2013 | Example of long division without remainders | Math | 4th grade (U.S.) | Multiplication and division | Division | dividing-3-digit-by-1-digit-without-remainder | 223 | HY-8ydAbiik | |||||||||||||||||||||||||||||||||||||

70 | 71 | 7/28/2013 | 7/17/2013 | Introduction to remainders | Math | 4th grade (U.S.) | Multiplication and division | Division | introduction-to-remainders | 225 | BIGX05Mp5nw | R_0Dc11spZg | R_0Dc11spZg | bjwzV_I3ZDA | JlL9pThEqp8 | |||||||||||||||||||||||||||||||||

71 | 72 | 7/28/2013 | 7/17/2013 | Long division with remainder example | Math | 4th grade (U.S.) | Multiplication and division | Division | long-division-with-remainder-example | 161 | MbpmP1esh-Q | Z2jUvB33HOo | Z2jUvB33HOo | 8oAC2fAV8nY | AMC6GGpk8ec | G8YJCtZ6MWo | ||||||||||||||||||||||||||||||||

72 | 73 | 2/1/2012 | 2/20/2011 | More long division without and with remainders | Math | 4th grade (U.S.) | Multiplication and division | Division | division-3--more-long-division-and-remainder-examples | 607 | Y | NcADzGz3bSI | oj6qrPHnOno | 7Km365ypVnU | iEpc5ceT44Q | lk4blzk6v2s | 1XtGAigSZx0 | 1XtGAigSZx0 | 4_iePr8vnDE | YmU29C4KEkI | C6ijQST_e50 | ZQGZjYHxFDk | G7WhPiwKngg | gA3MMHqFQiQ | jOZZ3KceTf8 | 6880nn7Z210 | JRkj7EpWPcc | |||||||||||||||||||||

73 | 74 | 7/28/2013 | 7/17/2013 | Multi step word problems with whole numbers exercise 1 | Math | 4th grade (U.S.) | Multiplication and division | Multistep word problems | multi-step-word-problems-with-whole-numbers-exercise-1 | 179 | anlOhNHlqwg | KsDeopCk500 | KsDeopCk500 | 8b5O0x34GiI | P0UbvIazvfI | |||||||||||||||||||||||||||||||||

74 | 75 | 7/28/2013 | 7/17/2013 | Multi step word problems with whole numbers exercise 2 | Math | 4th grade (U.S.) | Multiplication and division | Multistep word problems | multi-step-word-problems-with-whole-numbers-exercise-t2 | 158 | cTveNRjWQYo | MoXEi-3DmRI | MoXEi-3DmRI | _GnAT_E9vUM | v53Uf9sEpJs | |||||||||||||||||||||||||||||||||

75 | 76 | 7/28/2013 | 7/17/2013 | Multi step word problems with whole numbers exercise 3 | Math | 4th grade (U.S.) | Multiplication and division | Multistep word problems | multi-step-word-problems-with-whole-numbers-exercise-3 | 130 | l7h8A6SX5kY | N0uMaP11Jdg | N0uMaP11Jdg | g1N21CUDZcA | SR-VlksJX0Y | |||||||||||||||||||||||||||||||||

76 | 77 | 12/1/2013 | 11/13/2013 | Introduction to equivalent fractions | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | equivalent-amount-of-pizza | 258 | N1X0vf5PUz4 | |||||||||||||||||||||||||||||||||||||

77 | 78 | 9/1/2013 | 8/8/2013 | Visualizing equivalent fractions | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | visualizing-equivalent-fractions | 225 | Bt60JVZRVCI | c5aLKLaMULk | c5aLKLaMULk | Wn1Agp71M00 | mGWLOUOnyF4 | |||||||||||||||||||||||||||||||||

78 | 79 | 9/1/2013 | 8/8/2013 | Equivalent fraction word problem example | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | equivalent-fraction-word-problem-example | 241 | dCQbfaQZtaY | xqTeEx8NZGc | xqTeEx8NZGc | B-rn2N6nddQ | ||||||||||||||||||||||||||||||||||

79 | 80 | 9/1/2013 | 8/8/2013 | Equivalent fraction word problem example 2 | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | equivalent-fraction-word-problem-example-2 | 121 | i-sAB-Z2_bE | EhWZwigQ_Uk | EhWZwigQ_Uk | MqPv9mDT-oM | ||||||||||||||||||||||||||||||||||

80 | 81 | 9/1/2013 | 8/8/2013 | Equivalent fraction word problem example 3 | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | equivalent-fraction-word-problem-example-3 | 255 | 2nZsIeaiJUo | CJ_QegL6M9A | CJ_QegL6M9A | |||||||||||||||||||||||||||||||||||

81 | 82 | 12/1/2013 | 11/13/2013 | More on equivalent fractions | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | more-equivalent-fractions | 294 | yZqVJtDO7gc | |||||||||||||||||||||||||||||||||||||

82 | 83 | 2/1/2012 | 2/20/2011 | Equivalent fractions example | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | equivalent-fractions-example | 290 | Y | 0JW9P_T4P_Y | R7qtp0Iz0AI | WInoFJBxaHc | mEITLjGmTG8 | C25d_zTQfYA | t9UN9A2J9b4 | ajeMyPRcnYA | 5FHAamM92zU | OFbh86ln3Hc | X_7bzrEgu_8 | dFieKLbOsuY | uoeHusfqgHQ | |||||||||||||||||||||||||

83 | 84 | 9/1/2013 | 8/5/2013 | Fractions cut and copy 1 exercise | Math | 4th grade (U.S.) | Fractions | Visualizing equivalent fractions | fractions-cut-and-copy-1-exercise | 207 | xeLeYS7GRvY | |||||||||||||||||||||||||||||||||||||

84 | 85 | 2/1/2012 | 7/15/2011 | Comparing fractions 2 | Math | 4th grade (U.S.) | Fractions | Comparing fractions | comparing-fractions-2 | 428 | 2dbasvm3iG0 | eJrtMYh3W6Q | xuHymq2AXaM | AK4xaJL8UOA | GsfDieCERpk | GsfDieCERpk | ElNEZuiat5A | 0i0ld0FjD4k | ywhSo8foM20 | TZT_lNapyDA | -diNFoNID1U | UjpqFB5bxE0 | evR76GLCYxM | IzOHKsffyyU | 1e4gqPpLYE0 | hhD90hd1leY | ||||||||||||||||||||||

85 | 86 | 2/1/2012 | 8/24/2011 | Ordering fractions | Math | 4th grade (U.S.) | Fractions | Comparing fractions | ordering-fractions | 468 | N8dIOmk_lHs | _4TVqJ7teQs | iTDFpx11wBk | c9-VfMi82ic | c9-VfMi82ic | NspjfE_BCEw | DwflyLltPpc | ammfnaa7YMU | beLgBAS4808 | Figk3vFrRTE | 4RSMDunG8yw | nmam_fCHdps | xE8oksqlFJk | hNMu5yl18_g | ||||||||||||||||||||||||

86 | 87 | 2/1/2012 | 2/20/2011 | Adding fractions with like denominators | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions with common denominators | adding-fractions-with-like-denominators | 198 | Y | EJjnEau6aeI | n-kbblRZd5s | E6UQHd8n6pE | p29_YBOSepY | hjK3RUyDW9U | nyiZOJWKto0 | nyiZOJWKto0 | WJKHigf9MJ0 | RgN3H9UuS8s | LvE3Si2Kz0I | z7FnWwOy3Hs | BfXbSTexPh8 | KfAq7FMi8Eo | L1eLoweE2ts | ZSJ5gVjE6bU | bzl9H0tWaVw | YfxhJOCa_ew | x-lLxGcR4P8 | g14kL9bOpmU | ||||||||||||||||||

87 | 88 | 2/1/2012 | 2/20/2011 | Subtracting fractions | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions with common denominators | subtracting--fractions | 146 | Y | UbUdyE1_b9g | vm_-PslVsZg | L9M7CC8yQgw | bPVup4ElwRw | bPVup4ElwRw | iBruQESKwHo | uEGg9sx5mVI | R9u-oZfu_pI | hYMbc2WcVBo | F6QeBM7VPSU | Nh5NiJwQ6so | xKfsT2b_RIU | -o54u3retj4 | ||||||||||||||||||||||||

88 | 89 | 9/1/2013 | 8/2/2013 | Fraction word problems 1 exercise | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions word problems | fraction-word-problems-1-exercise | 319 | u2hLYcmI5y4 | 8p-ZykFNKb0 | 8p-ZykFNKb0 | |||||||||||||||||||||||||||||||||||

89 | 90 | 9/1/2013 | 8/8/2013 | What fraction of spider eyes are looking at me? | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions word problems | adding-fractions-word-problem-1 | 105 | 5r2FYszC_sU | uqvsQdGJrMo | uqvsQdGJrMo | anbEAdJJ4jE | ||||||||||||||||||||||||||||||||||

90 | 91 | 9/1/2013 | 8/8/2013 | How much more piano practice? | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions word problems | subtracting-fractions-word-problem-1 | 184 | 0njioQqIxKY | _-oRUR_t0qU | _-oRUR_t0qU | FgHtFt_CZXQ | ||||||||||||||||||||||||||||||||||

91 | 92 | 9/1/2013 | 8/8/2013 | How long is this lizard? | Math | 4th grade (U.S.) | Fractions | Adding and subtracting fractions word problems | adding-fractions-word-problem-2 | 149 | gPbN26bYyN8 | bkC5p1aNNi0 | bkC5p1aNNi0 | GXfzFfwPhmk | ||||||||||||||||||||||||||||||||||

92 | 93 | 9/1/2012 | 2/20/2011 | Changing a mixed number to an improper fraction | Math | 4th grade (U.S.) | Fractions | Mixed numbers | changing-a-mixed-number-to-an-improper-fraction | 403 | Y | xkg7370cpjs | f6C4oAJ9MGo | Qj0jjWOzpGw | lJc66_v3WGI | b90elHOUyyA | ||||||||||||||||||||||||||||||||

93 | 94 | 2/1/2012 | 2/20/2011 | Changing an improper fraction to a mixed number | Math | 4th grade (U.S.) | Fractions | Mixed numbers | changing-an-improper-fraction-to-a-mixed-number | 242 | Y | 8JyPzTeA_8w | bOYRa8gBh2Y | TnmaHvEDuiU | CWBeHWpyKgA | Y_0L_OVrjBI | zJqyjdsyAUg | JBWAfI6qh34 | EFdt4FR_s5M | STN0tR19rkA | IfF1QUt5Ifk | W-Xz4u2RMyc | rCdRRs2Ye9c | 7NTVYs2WYQM | NZi0rni7O7c | i1K2GFxqNRQ | ||||||||||||||||||||||

94 | 95 | 9/1/2013 | 8/14/2013 | Positive improper fractions on the number line | Math | 4th grade (U.S.) | Fractions | Mixed numbers | postive-improper-fractions-on-the-number-line | 132 | g-SfwjbpA4U | |||||||||||||||||||||||||||||||||||||

95 | 96 | 9/1/2012 | 7/23/2012 | Adding mixed numbers with like denominators | Math | 4th grade (U.S.) | Fractions | Mixed numbers | adding-subtracting-mixed-numbers-0-5--ex-1 | 95 | EGy1W24EPEI | W8z1abP5Nng | lnoOsc3pigY | 7GsZndR6k9o | X6ShV1Jgaj4 | xEyDEIaZ5Xw | 38wFMaXObws | kWaDhWW82Ss | DujRSA2EHWU | |||||||||||||||||||||||||||||

96 | 97 | 9/1/2012 | 7/23/2012 | Subtracting mixed numbers with like denominators | Math | 4th grade (U.S.) | Fractions | Mixed numbers | adding-subtracting-mixed-numbers-0-5--ex-2 | 151 | q19UnHEofOA | R2-jMb1w0pY | ugxCYN97-ow | xFciI6GjDYY | -IARtqcS6rA | MHcSeuzy2A4 | eI9re9lfm3w | Ze-zjMd7DXU | 4V4Sx0uEQGI | |||||||||||||||||||||||||||||

97 | 98 | 9/1/2013 | 8/8/2013 | Decomposing a fraction visually | Math | 4th grade (U.S.) | Fractions | Decomposing fractions | decomposing-a-fraction-visually | 299 | _E9fG8BYcBo | GsfDieCERpk | GsfDieCERpk | cgqL7BMdPdU | ||||||||||||||||||||||||||||||||||

98 | 99 | 9/1/2013 | 8/8/2013 | Decomposing a mixed number | Math | 4th grade (U.S.) | Fractions | Decomposing fractions | decomposing-a-mixed-number | 300 | erZe85NrsK0 | |||||||||||||||||||||||||||||||||||||

99 | 100 | 9/1/2013 | 8/8/2013 | Adding up to a fraction drag and drop example | Math | 4th grade (U.S.) | Fractions | Decomposing fractions | adding-up-to-a-fraction-drag-and-drop-example | 96 | l_Qj6aC6RV8 | |||||||||||||||||||||||||||||||||||||

100 | 101 | 9/1/2013 | 8/14/2013 | Multiplying fractions and whole numbers | Math | 4th grade (U.S.) | Fractions | Multiplying whole numbers and fractions | multiplying-fractions-and-whole-numbers | 188 | 4PlkCiEXBQI | RY-jt7YilDQ | RY-jt7YilDQ | u2p2Z7stHAQ |

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