Plaster of Paris Dinosaur Figures
Mold and paint these amazing dinosaur Plaster of Paris figures.

Safety Tips

  • Plaster of Paris powder should be used under adult supervision. The powder is extremely fine and easily dispersed through air. Using a dust mask is highly recommended.
  • Never mix Plaster of Paris with your bare hands.
  • Watch out for this sign Ask for an adult's help. It means an adult's help is needed for the particular step.
Plaster of Paris Dinosaur Figures craft

Materials

  • Dinosaur plastic toys
  • Shallow paper bowl or container
  • Modeling clay
  • Petroleum jelly
  • Plaster of Paris powder
  • Poster paint
  • Paint brush
  • Water

Steps

Step 1 Plaster of Paris Dinosaur Figures 1. Obtain at least 2 to 3 small dinosaur plastic toys.
Step 2 Plaster of Paris Dinosaur Figures 2. To make the mold, fill a container or a shallow bowl with modeling clay until it is about an inch thick. It doesn 't matter if you use different colors of modeling clay together.
Step 3 Plaster of Paris Dinosaur Figures 3. Choose 1 to 3 dinosaur toys that can fit inside the modeling clay mold. Grease the toys with petroleum jelly.
Step 4 Plaster of Paris Dinosaur Figures Ask for an adult's help4. Place one dinosaur toy in a horizontal position on the modeling clay and press until it is buried halfway into the clay. This step may need adult assistance especially if the clay is quite hard.
Step 5 Plaster of Paris Dinosaur Figures 5. Press 1 or 2 more dinosaur toys, depending on how many more your mold can accommodate.
Step 6 Plaster of Paris Dinosaur Figures 6. Remove the toys gently from the modeling clay. Notice that the dinosaur's shape and body details have been impressed on the clay.
Step 7 Plaster of Paris Dinosaur Figures 7. Make a Plaster of Paris mixture following the package instructions of your particular brand of Plaster of Paris powder. Typically the ratio used for a Plaster of Paris mixture is 2 parts Plaster of Paris powder to 1 part water. You can also use our step-by-step guide for mixing Plaster of Paris.
Step 8 Plaster of Paris Dinosaur Figures 8. Pour or spoon in the Plaster of Paris mixture onto the dinosaur impressions.
Step 9 Plaster of Paris Dinosaur Figures 9. Let the Plaster of Paris set completely. Typically it will set in 20 to 30 minutes. For best results, leave the sculptures to set overnight.
Step 10 Plaster of Paris Dinosaur Figures 10. Carefully remove the modeling clay from its container. Coax out the Plaster of Paris dinosaur sculptures from the modeling clay.
Step 11 Plaster of Paris Dinosaur Figures 11. Paint the dinosaur figures with poster paint.
Step 12 Plaster of Paris Dinosaur Figures 12. Let the paint dry completely.

Earth Friendly Tips Earth Friendly Tips

  • Do not throw Plaster of Paris into the drain, it will clog the pipes. If you have any leftover mixture, let it harden, then throw it into a garbage can.
  • If you want to save spoons or containers used for mixing Plaster of Paris, scrape off the hardened plaster and wipe the utensils with a damp cloth.

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