Weight and Mass

Balance weights or compare the weight of various objects with this extremely strong wooden balance scales. Learn to describe what happens to the sc...

Place the little monster weights on the scales and join this funny monster family to learn about basic mathematics including weights, measurements ...

Plastic weights are easy to handle and are durable. Pairs are equally weighted to show balance and equality. Use with Scales (522185).

Plastic tubes with various weights. Explore the difference between heavy and light. Weight tubes engage abstract thinking with ideas involving "mor...