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
- Handcrafted from sustainable Michigan basswood
- Printed with safe-to-touch inks
- Ages 2+
- 20 - 1.75 inch basswood cubes
- Handcrafted from sustainable Michigan basswood
- Printed with safe-to-touch inks
- Ages 2+