Thames & Kosmos - Grow Crystals
Thames & Kosmos - Grow Crystals

Thames & Kosmos

Thames & Kosmos - Grow Crystals

$27.95

Thames & Kosmos - Grow Crystals 

Product details:

  • Observe wonderful crystals grow using only white crystal salt, water and dye.
  • Watch the unique structures form and grow!
  • Recommended for ages 10 - 14. 

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