Grow dozens of dazzling crystals and conduct 15 illuminating experiments with this classic science kit from Thames & Kosmos.

PRODUCT DETAILS

• Experiment with 4 chemically different crystals each with different properties, including potassium alum crystals that form regular octahedrons, rapidly growing sodium sulfate crystals, long needle-shaped sodium acetate crystals & plaster, which is made from gypsum crystals
• Mold fun plaster shapes & grow layers of crystals on them
• Use dyes to form colored crystals & mix the dyes to grow a rainbow of custom colored crystals
• Display your crystal creations in a clear treasure chest with a locking lid
• Mold your own geode
• Investigate solutions, crystallization & the chemistry of crystal growing
• Thoroughly tested & safe

PRODUCT DETAILS

• 26-piece
• Age: 10 years & up