Weight Comparison Set
Different materials

These cubes are a visual and tactile way of showing the relationship between weight, material and volume. With the transparent cubes, it is easy to identify which material is being weighed. 

9 extra empty cubes allow you to test and trial other materials from the children's world - the option are endless, flour, gummy bears, legos etc... 

2 beakers bring liquids into the equation - this is great for heavier than and lighter than comparisons.