Opening the shelf…
Opening the shelf…
Book dossier
by Sian Smith
Simple text and photographs describe pulleys, exploring what they are, and how they are used toys and play equipment. Suggested level: junior.
How It Works
Angela Royston
Pulleys
Sally M. Walker
How do you lift a lion?
Wells, Robert E.
Pulleys (Useful Machines)
Chris Oxlade
Making Machines with Pulleys
Chris Oxlade
How Can I Experiment With...?
David Armentrout
Fred Flintstone's adventures with pulleys
Mark Weakland
Pulleys
David Armentrout
Get to know pulleys
Karen Volpe