Steve Spangler Science® Water Cubes - Superabsorbent Polymers $14,32 favorite_border Steve Spangler Science® Small polymer cubes grow to ice cube size crystals They can grow to over 200 times their original size Connect science and math with this easy-to-measure geometric shapeCan’t get enough Water Jelly Crystals? Crazy for See at Discountschoolsupply See all Science
