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Incoming Resources
- Tires, spokes, and sprockets, a book about wheels and axles, by Michael Dahl ; illustrated by Denise Shea
- Cut, chop, and stop, a book about wedges, by Michael Dahl ; illustrated by Denise Shea
- Pull, lift, and lower, a book about pulleys, by Michael Dahl ; illustrated by Denise Shea
- Roll, slope, and slide, a book about ramps, by Michael Dahl ; illustrated by Denise Shea
- Scoop, seesaw, and raise, a book about levers, by Michael Dahl ; illustrated by Denise Shea