Daily Archives: May 3, 2020

Magic sand is waterproof sand that appears dry when removed from water.
Magic Sand is waterproof or hydrophobic sand that doesn’t get wet when poured into water. It’s sold as a children’s toy as Magic Sand, Space Sand, or Aqua Sand, but the product has been around for a long time. The 1915 book The Boy Mechanic Book 2 references the sand […]

Two Ways to Make Waterproof Magic Sand