1 - Sums of 2 numbers - Targets 1 3 5 7 9 - Slow  

Sums of 2 numbers from 0 to 10 - Tempo = 12 s - Level 1

2 - Sums of 2 numbers - Targets 2 4 6 8 10 - Slow

Sums of 2 numbers from 0 to 10 - Tempo = 12s - Level 1

3 - Sums of 2 numbers - Changing targets - Slow

Sums of 2 numbers from 2 to 10 - Tempo = 12s - Without "Other" Case - Level 1

4-Sums of 2 numbers - Targets 1 3 5 7 9 - Moderate  

Sums of 2 numbers from 0 to 10 - Tempo = 6s - Level 2

5 - Sums of 2 numbers - Targets 2 4 6 8 10 - Moderate  

Sums of 2 numbers from 0 to 10 - Tempo = 6s - Level 2

6 - Sums of 2 numbers - Changing targets - Moderate - A  

Sums of 2 numbers from 2 to 10 - Tempo = 6s - Without "Other" Case - Level 2

7 - Sums of 2 numbers - Changing targets - Moderate - B  

Sums of 2 numbers from 2 to 10 - Tempo = 6s - With "Other" Case - Level 2

8 - Sums of 2 numbers - Targets 11 13 15 17 19 - Fast

Sums of 2 numbers from 1 to 10 - Tempo = 4s - Level 4

9 - Sums of 2 numbers - Targets 12 14 16 18 20 -Fast

Sums of 2 numbers from 1 to 10 - Tempo = 4s - Level 4

10 - Sums of 2 numbers - Changing targets - Fast

Sums of 2 numbers from 2 to 10 - Tempo = 4s - With "Other" Case - Level 4