Molecule Madness - Spark
Original price
$9.50
-
Original price
$9.50
Original price
$9.50
$9.50
-
$9.50
Current price
$9.50
Make wobbly gelatin beads by dripping sodium alginate into a solution containing calcium ions. Learn how massive chains of polymers make these fun squishy orbs possible.
SKU 20418 X