Unit | Concept | Lesson/idea |

Geometry | angles of polygons | Lesson where students discover the exterior angles of a polygon using Scratch. |

Perimeter | Lesson where students enter given code to create part of a shape. Then figure out what code is missing to complete the shape. | |

tesselations | ||

flip,slide, turn | Project incorporating these movements | |

coordinates | ||

measurement | Lesson in which students use a Beebot to predict then measure the distance across their desk. Lesson explanation | |

directions | Lesson in which students use a Beebot to give precise directions to their treasure. Blog post | |

Number | probability | |

Equivalent Fractions | Scratch program to help students visualize fractions Note: A web based version Eqv. Fractions. by GLUA. | |

prime factor challenge | A challenge activity from Project Euler. | |

Teaching Fractions through Music | Blog post on a lesson which has students write code to create their own music and teaches students concepts of fractions and decimals | |

Counting and cardinality | Scratch Jr project makes a game for guessing how many cats are on the screen. The player will know whether he or she has tapped on the correct answer by reading the message that appears. printable project page | |

counting | Count forward and backward by any number using Beebots Lesson explanation video | |

Addition | Addition and coding game with Beebots: video of lesson explanation | |

Problem Solving | Binary Search-Using Logic and Math | Project: High and Low Guess your Number The best guess is always the midpoint. |

Simple calculation. | Calculates the cost of a trip using a simple program. |