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Incoming Resources
- Plant stems and roots, by David M. Schwartz ; photographs by Dwight Kuhn
- If you hopped like a frog, by David M. Schwartz ; illustrated by James Warhola
- Schwartz, David M, Look once, look again
- At the zoo, by David M. Schwartz ; photographs by Dwight Kuhn
- Schwartz, David M, Life cycles
- Monarch butterfly, by David M. Schwartz ; photographs by Dwight Kuhn
- In the forest, by David M. Schwartz ; photographs by Dwight Kuhn
- Schwartz, David M, Springboards into science series
- If you made a million, by David M. Schwartz ; pictures by Steven Kellogg
- If dogs were dinosaurs, by David M. Schwartz ; illustrated by James Warhola
- Fighting fish, by David M. Schwartz ; photographs by Dwight Kuhn
- How much is a million?, by David M. Schwartz ; pictures by Steven Kellogg