2. Open Court Vocabulary for “Monster Tracks” Genre: Expository Text

3. imprint The cougar left an imprint of its paw in the mud. ( to mark by applying pressure )

4. clues Clues help solve a mystery. ( hints that help solve a puzzle )

5. mold ( a hollow form that material is poured into to make a shape ) We will pour the melted chocolate into the mold to make toy and animal shaped candies.

6. prehistoric The dinosaur is a prehistoric animal because it lived before people wrote history. ( belonging to a time before people started writing history )

7. embed We will embed the seashells in the sand. ( set in )

8. ooze We walked in the ooze and it squished between our toes. ( mud )

9. shallow We need a shallow pan to bake the brownies in. ( not very deep )

10. reverse When you are making a sand casting you have to think in reverse. What goes in sticks out. ( opposite )

11. instructions You will have to follow the instructions to make this airplane. ( directions )

12. facedown These shells are face up. You have to put a shell facedown to make a good imprint. ( level in the ground )

13. “Monster Tracks” Making sand castings will help you understand how imprint fossils happened.