Uncle Goose Periodic Table Blocks - Made in USA
Brand: Uncle Goose

Probably the only time you should let a child play with Plutonium and Arsenic. Each colorful block features six element images accompanied by their atomic number, symbol, and name.

20 - 1.75 inch basswood cubes
contains the entire periodic table
handmade in the USA
sustainable Michigan grown basswood
printed with non-toxic, lead-free, child safe inks