| Author/Contributor(s): | Penner, Lucille Recht; Adams, Lynn |
| Publisher: | Astra Young Readers |
| Date: | 1/1/2003 |
| Binding: | Paperback |
| Condition: | NEW |
What made the mysterious tracks in Oscar's yard? Oscar insists it's a bear. The kids devise a plan to get a clear set of prints and compare them to the pictures they find at the library. Will they solve the mystery? Books in this perfect STEM series will help kids think like scientists and get ahead in the classroom. Activities and experiments are included in every book! (Level One; Science topic: Animal Tracks)