Probably the only time you should let a child play with Plutonium and Arsenic. Each of these twenty colorful periodic table blocks features six elements with their atomic number, symbol, and name. This lovely STEM toy will expose your child to the building blocks of nature.
- Ages 2+
- 1.75 in cubes
- Sustainable midwestern basswood
- Printed with non-toxic, mouth safe inks
- Made in the USA
