PROBLEM: How can you obtain information from fossils other than bones?

PREDICTION:

PROCEDURE:

MATERIALS: playdough, dinosaur models, rulers

EXERCISE 1: Roll out the playdough and make an imprint of your hand with your fingers all held together. Answer the following questions.

A: How wide is your hand (from the tip of your thumb to the base of your pinky)?

B: How long is your hand (from the tip of your middle finger to the base of your palm)?

C: Do you see any lines running through the middle of the print of your palm?

EXERCISE 2. Roll the playdough until you have a blank surface. Make imprints of each model's feet and skin. Draw what you see.

CONCLUSION: What kind of information can you get from a trace fossil?