The best of resources for understanding and reasoning about units, tens, hundreds, and thousands.
It includes 100 units, 10 tens, 10 hundreds and 1 thousand. Essential for working with the decimal metric system, area and volume. The individual cubes measure 1 cm3.
The worksheets have a growing level of difficulty and are numbered for each series from 1 to 4.
They allow the use of the material throughout the school year with children at different levels.