Incoming Resources
- Get to know wedges, Jennifer Christiansen
- Diggers, written by Amy Johnson ; illustrated by Kirsten Collier
- Get to know wheels and axles, Paul Challen
- Mighty machines, produced in association with TFO-TVOntario and Knowledge Network with the participation of the Canadian Film or Video Tax Credit and the Government of Ontario
- Bulldozers, David and Penny Glover
- Put levers to the test, by Sally M. Walker and Roseann Feldmann
- Audel mechanical trades pocket manual
- Get to know levers, Karen Volpe
- Let's look at monster machines, John Allan
- Get to know pulleys, Karen Volpe
- Wedges in action, Gillian Gosman
- Move it! Work it!, a song about simple machines, by Laura Purdie Salas ; illustrated by Viviana Garofoli
- Get to know inclined planes, Jennifer Christiansen
- Simple machines, by Steve Way and Gerry Bailey
- Put pulleys to the test, Sally M. Walker and Roseann Feldmann
- Simple machines, wheels, levers, and pulleys, by David A. Adler ; illustrated by Anna Raff
- Wheels and axles in action, Gillian Gosman
- Levers in action, Gillian Gosman
- Front-end loaders, by Aubrey Zalewski