Thames & Kosmos Molecule Beads STEM Experiment Kit VariesBy:Default elles arborent une couleur vert

Description

elles arborent une couleur vert vif éclatante

Cela permet une identification professionnelle et durable des câbles

sturdy steel

Cordon de 15 pi et trois fiches incluses

Autoclavable up to 250-degrees F

Thames & Kosmos Molecule Beads STEM Experiment Kit VariesBy:Default elles arborent une couleur vertMake 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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