- Bubbles float, bubbles pop, by Mark Weakland
- Kaboom!, Wile E. Coyote experiments with chemical reactions, by Mark Weakland ; illustrated by Loic Billiau
- Zoom!, Wile E. Coyote experiments with speed and velocity, by Mark Weakland ; illustrated by Paco Sordo
- Weakland, Mark, Science starts
- Yogi Bear's guide to animal tracks, by Mark Weakland ; illustrated by Christian Cornia ; consultant, Dr. John D. Krenz, Department of Biology, Minnesota State University, Mankato, Minnesota
- Yogi Bear's guide to plants, by Mark Weakland
- Whoosh!, Wile E. Coyote experiments with flight and gravity, by Mark Weakland ; illustrated by Alan Brown
- Yogi Bear's guide to rocks, by Mark Weakland ; illustrated by Bryan Beach ; consultant, Russ Colson
- Clang!, Wile E. Coyote experiments with magnetism, by Mark Weakland ; illustrated by Loic Billiau
- Yogi Bear's guide to bugs, by Mark Weakland
- Thud!, Wile E. Coyote experiments with forces and motion, by Mark Weakland ; illustrated by Christian Cornia