- - Activity Balance the scales properly

Goal: Mental calculation, arithmetic equality, unit conversion

MultipleData1: 2 stars

Goal: Balance the weights until 5

Level1: Balance the weights until 5 on single plate

Level2: Balance the weights until 5 on each side

Level3: Balance and find the weight of the parcel (until 5)

MultipleData2: 2 stars

Goal:Balance the weights until 10

Level1: Balance the weights until 5

Level2: Balance the weights until 10

Level3: Balance the weights until 5 on each side

Level4: Balance the weights until 10 on each side

Level5: Balance and find the weight of the parcel (until 5)

Level6: Balance and find the weight of the parcel (until 10)

MultipleData3: 3 stars

Goal: Balance the weights until 20

Level 1: Balance the weights until 5 on a single plate

Level 2: Balance the weights until 10 on a single plate

Level 3: Balance the weights until 20 on a single plate

Level 4: Balance the weights until 5 on each plate

Level 5: Balance the weights until 10 on each plate

Level 6: Balance the weights until 20 on each plate

Level 7: Balance and find the weight of the parcel (until 5)

Level 8: Balance and find the weight of the parcel (until 10)

Level 9: Balance and find the weight of the parcel (until 20)

MultipleData4: 3 stars

Goal: Balance the weights until 50

Level 1: Balance the weights until 20 on a single plate

Level 2: Balance the weights until 30 on a single plate

Level 3: Balance the weights until 50 on a single plate

Level 4: Balance the weights until 20 on each plate

Level 5: Balance the weights until 30 on each plate

Level 6: Balance the weights until 50 on each plate

Level 7: Balance and find the weight of the parcel (until 20)

Level 8: Balance and find the weight of the parcel (until 30)

Level 9: Balance and find the weight of the parcel (until 50)

MultipleData5: 4stars

Goal: Balance weights until 100

Level1: Balance weights until 20 on single plate

Level2: Balance weights until 50 on single plate

Level3: Balance weights until 80 on single plate

Level4: Balance weights until 100 on single plate

Level5: Balance weights until 20 on each side

Level6: Balance weights until 50 on each side

Level7: Balance weights until 80 on each side

Level8: Balance weights until 100 on each side

Level9: Balance and find weight of parcel until 20

Level10: Balance and find weight of parcel until 50

Level11: Balance and find weight of parcel until 80

Level12: Balance and find weight of parcel until 100