1 of 38

The Penny-a-Day Effect

A thought experiment about money…. and learning

2 of 38

Would you rather…

​

Have £1,000,000 today

​

or

​

1p

copyright Steve Oakes and Martin Griffin info@vespa.academy

that doubles every day for a month?

3 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

​

16th

​

2nd

​

17th

​

3rd

​

18th

​

4th

​

19th

​

5th

​

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

4 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

​

17th

​

3rd

​

18th

​

4th

​

19th

​

5th

​

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

5 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

​

18th

​

4th

​

19th

​

5th

​

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

6 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

​

19th

​

5th

​

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

7 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

​

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

8 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

​

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

9 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

​

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

10 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

​

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

11 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

​

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

12 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

​

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

13 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

​

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

14 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

​

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

15 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

​

28th

​

14th

​

29th

​

15th

​

30th

​

16 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

​

29th

​

15th

​

30th

​

17 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

​

30th

​

18 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

​

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

19 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

​

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

20 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

​

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

21 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

​

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

22 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

​

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

23 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

​

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

24 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

​

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

25 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

​

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

26 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

​

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

27 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

​

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

28 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

​

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

29 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

​

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

30 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

£671,088.64

13th

£40.96

28th

​

14th

£81.92

29th

​

15th

£163.84

30th

​

31 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

£671,088.64

13th

£40.96

28th

£1,342,177.28

14th

£81.92

29th

​

15th

£163.84

30th

​

32 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

£671,088.64

13th

£40.96

28th

£1,342,177.28

14th

£81.92

29th

£2,684,354.56

15th

£163.84

30th

​

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copyright Steve Oakes and Martin Griffin info@vespa.academy

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

£671,088.64

13th

£40.96

28th

£1,342,177.28

14th

£81.92

29th

£2,684,354.56

15th

£163.84

30th

£5,368,709.12

34 of 38

If you doubled your money every day…

1st

1p

16th

£327.68

2nd

2p

17th

£655.36

3rd

4p

18th

£1310.72

4th

8p

19th

£2621.44

5th

16p

20th

£5242.88

6th

32p

21st

£10,485.76

7th

64p

22nd

£20,971.52

8th

£1.28

23rd

£41,943.04

9th

£2.56

24th

£83,886.08

10th

£5.12

25th

£167,772.16

11th

£10.24

26th

£335,544.32

12th

£20.48

27th

£671,088.64

13th

£40.96

28th

£1,342,177.28

14th

£81.92

29th

£2,684,354.56

15th

£163.84

30th

£5,368,709.12

​

​

31st

£10, 737,418.24

35 of 38

What idea is this image exploring?

copyright Steve Oakes and Martin Griffin info@vespa.academy

36 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

What idea is this image exploring?

37 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy

As a metaphor – how might ‘the compounding effect’ of the penny help illuminate and comment on the process of learning?

Similarities with learning?

​

​

Differences with learning?

​

​

Examples or personal experiences that connect the two?

​

Important concepts? Habit? Action? Consistency?

​

​

38 of 38

copyright Steve Oakes and Martin Griffin info@vespa.academy