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how to make hydrophobic sand
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Magic Hydrophobic Sand

Learn how to make aqua sand that is completely resistant to water. This is a cool science experiment that kids (and adults!) will love.
Course Kids Crafts
Cook Time 15 minutes
Dry Time 24 hours
Total Time 24 hours 15 minutes
Servings 1 jar of sand
Cost $10

Equipment

  • Spoon
  • Container for water
  • Funnel

Ingredients

  • 4 bags play sand or decorative sand 1 lb each, assorted colors
  • 4 Disposable aluminum trays
  • Scotchgard fabric water shield

Instructions

  • Pour each sand color into its own aluminum tray.
    Add Sand to Trays
  • In a well-ventilated area (highly recommend being outside) spray each color of sand with the Scotchgard fabric spray. Use the spoon to incorporate the spray into the sand.
    Repeat until all the colored sand has been sprayed with Scotchgard.
    Spray Sand with Scotchgard
  • Leave the sand in a well-ventilated area for 24 hours, stirring each container of sand a few times while it dries.
    Allow Sand to Dry
  • Fill a container with water. Pour or spoon the sand into a funnel, and watch as it floats to the bottom of the water.
    Add Sand to Water with Funnel
  • Layer the sand colors to create a unique design and experience the hydrophobic nature.
    Layer Sand Inside Container