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Saturday Science: Cretaceous Treat

There is nothing to be afraid of when you are biting and chewing on a T. rex tooth – as long as it's not the other way around! This week, discover the impressive size of a T. rex tooth by creating your own edible, delicious dino tooth!  

Saturday Science Cretaceous Treat with The Children's Museum of Indianapolis

Materials

  • Bananas 
  • Craft sticks 
  • White chocolate
  • Dark chocolate 
  • Wax paper            

Process  

  1. Peel the bananas and cut each one in half across the diameter.    
  2. Insert a craft stick in the cut end of each banana half.
  3. Place on wax paper and freeze overnight.
  4. Melt white and dark chocolate. (Follow the melting instructions on the packaging of the chocolate. Have an adult help you!)  
  5. Carefully dip the pointed end of the banana in the white chocolate first, covering the length of the piece.
  6. Allow the chocolate to cool. (While you wait, we recommend counting the Cretaceous Period by fives. For example: 5 Cretaceous, 10 Cretaceous, 15 Cretaceous – all the way to 65 Cretaceous million years!) 
  7. When the white chocolate is cool, dip the pointed end of the banana into the dark chocolate almost all the way back to the cut end to make it look like the strong enamel part of a T. rex tooth. 
  8. Use a fork to sculpt serrations on the backside of the tooth.
  9. Let the chocolate cool again. 
  10. Enjoy your Cretaceous treat! 

Summary

You just created a treat in the size and shape of a T. rex tooth! Do you think T. rex used its 25-centimeter banana-shaped teeth to crush bones or tear flesh? While scientists continue to study and debate what T. rex ate and how he used his teeth, let’s snack on our edible T. rex teeth! 

Want more Saturday Science? See all of our at-home activities on the blog or on Pinterest.