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What's the Problem?
What's the Problem? explores inventions that have solved different problems over the years. Readers learn what problems inventions like the printing press, glasses, clothes dryer, can opener, zipper, and umbrella were created to solve.
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More Information
| Product # | 29876-G |
|---|---|
| Author | Karen Lewit Dunn |
| Grade Level | K-3 |
| Interest Level | 1-2 |
| Fiction/Nonfiction | Nonfiction |
| Lexile Level | 570 |
| Publisher | Perfection Learning |
| Series | Reading Essentials in Science |