Little cubes shown
0
Layers filled
0 / 10
That much liquid
0 mL
Each little cube is 1 cm³ = 1 mL. Fill all ten layers to make 1 litre.
The big box is 10 cm × 10 cm × 10 cm. Each tiny cube is 1 cm³, which holds exactly 1 mL. Stack ten layers of a hundred and you have 1000 cm³ = 1000 mL = 1 litre.