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SPARK: Molecule Beads - STEMfinity
  • SKU: TKS-551102

SPARK: Molecule Beads

$9.95
SPARK: Molecule Beads

Make plump and squishy polymer gel beads to demonstrate the molecular structure of plastics. Form the gelatinous globules by dripping sodium alginate into a solution containing calcium ions. Learn how massive chains of polymers make these fun squishy orbs possible.