SPARK: Molecule Beads - STEMfinity

SPARK: Molecule Beads

Thames & Kosmos SKU: TKS-551102
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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.
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