Everyday Matter 6-pack
This is all the stuff we're made of! As well as our cars, crackers, coins, cats and cranberries. Contains a Neutron, Proton, Electron, Up Quark, Down Quark, and Electron-neutrino.
Approximately 15 oz (425 gm).
For ages 5 and up as it contains glued-on/small parts.
UNIQUE PRODUCTS
