Multiple datasets have to be implemented for Practice addition with target game activity and its sub activities.

Goal: Throw darts at a target and count your score.
MultipleData1: Recommended age: 4-6
Goal: Hit the target and count the points
Level 1: Hit the target and add the points until 5
Level 2: Hit the target and add the points until 7
Level 3: Hit the target and add the points until 10

MultipleData2: Recommended age: 6-7
Goal: Hit the target and count the points
Level 1: Hit the target and add the points
circles 1 2 4 8 10 20
Level 2: Hit the target and add the points
circles 1 2 4 8 10 20 30
Level 3: Hit the target and add the points
circles 1 2 4 8 10 20 50

MultipleData3: Recommended age: 7-8
Goal: Hit the target and count the points
Level 1: Hit the target and add the points
circles 1 2 4 8 10 20 100
Level 2: Hit the target and add the points
circles 1 2 4 8 10 20 30 100 300
Level 3: Hit the target and add the points
circles 1 2 4 8 10 20 50 100 300 500

MultipleData4: Recommended age: 8-9
Goal: Hit the target and count the points
Level 1: Hit the target and add the points
circles 1 2 4 8 10 20 100
Level 2: Hit the target and add the points
circles 1 2 4 8 10 30 100 300 1000 4000 10000
Level 3: Hit the target and add the points
circles 1 2 4 8 10 30 100 300 1000 4000 10000 500000

MultipleData5: Recommended age: 9-10
Goal: Hit the target and count the points
Level 1: Hit the target and add the points
circles 1 2 4 8 10 20 100
Level 2: Hit the target and add the points
circles 1 2 4 8 10 30 100 300 1000 4000 10000
Level 3: Hit the target and add the points
circles 1 2 4 8 10 30 100 300 1000 4000 10000 500000 1000000 500000