Grow phosphorescent crystals that glow in the dark! Experiment with growing crystals of different sizes. Learn about why crystals form, what crystal lattice structure is, and what makes these crystals glow. Ages 8 and up.
Tell a Friend
|Your cart is currently empty|
HP C6578D COLOR INKJET PRINTER CARTRIDGE FOR PRINTER MODELS HP Color Copier 180/Deskjet 920C/OfficeJet 5110 Printers,HP Color Copier 180/Deskjet 920C/OfficeJet 5110 Printers
Digital Lab IDL-800A