Color coded plastic weights are excellent tools to teach students about masses, weight measurement and how balance scales work. You can use plastic masses with small educational balance scales or with your own home made balance scale.
This set includes 54 stackable plastic weights as follows:
20 blue 1-gram masses
20 red 5-gram masses
10 yellow 10-gram masses
4 green 20-gram masses
Below are the available bulk discount rates for each individual item when you purchase a certain amount