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Incoming Resources
- Wolves, by Dan Greenberg
- Whales, by Dan Greenberg
- Whales, Dan Greenberg
- Chimpanzees, by Dan Greenberg, with Christina Wilsdon
- Leopards, by Dan Greenberg
- Amusement park science, Dan Greenberg
- Whales, by Dan Greenberg with Nina Hess
- Frogs, by Dan Greenberg
- Lizards, Dan Greenberg ; [ill., Ka Botzis]
- Chimpanzees, Daniel Greenberg
- The great baseball card hunt, a Southside Sluggers baseball mystery, created by Glenn Lewis and Gail Tuchman ; written by Daniel A. Greenberg ; illustrated by Bert Dodson
- Wilderness search dogs, by Dan Greenberg ; consultant, Wilma Melville
- The missing championship ring, a Southside Sluggers baseball mystery, created by Glenn Lewis and Gail Tuchman ; written by Daniel A. Greenberg ; illustrated by Bert Dodson