Help your little archeologist unlock secrets of the past with this make your own fossil activity. This simple recipe for creating rock-like relics is sure to be a hit with kids of all ages!

What you will need:

  • 4 cups all-purpose flour
  • 1 cup salt
  • 1 ½ cups water
  • Medium mixing bowl
  • “Artifacts” from around the house


  1. Ask the child to find some small items to fossilize, such as plastic Army guys, dinosaurs, small Legos, pennies or paper clips.
  2. Mix the flour, salt and water in the bowl.
  3. Let the children make a ball out of dough.
  4. Press and roll your artifacts into the ball.
  5. “Fossilize” the rock by letting it set for three hours, or bake for 15 minutes at 350 degrees Fahrenheit.
  6. Take your fossil outside and let the children smash it open.
  7. Have fun finding the treasures and seeing the impressions made in the rocks.

Pro tip: Pick up a few cheap, small party favors at the dollar store to use as artifacts if you want to give the children something “new” to discover.

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