Probably the only time you should let a child play with Plutonium and Arsenic! These beautiful, colour blocks contain the entire Periodic Table, with each block featuring an element name on all six sides accompanied by their corresponding atomic number and symbol.
- Handcrafted from sustainable Michigan basswood
- Non-toxic, mouth safe inks
- 28-44mm cubes
- Ages 3+
- Made in USA
- Recommended for ages 3+, and to be used only under adult supervision.
- Inclusions are listed above, not all items in videos or images are included, and are shown only to illustrate how various packs can fit together to further investigative play.
- Not intended for permanent use outdoors, not weather or water-resistant, not to be used with or around water.