Simple Machine Projects: Making Machines With Wheels & Axles by -

78 in stock

203mm x 271mm x 10mm

Pages: 32

This book is from the Simple Machine Projects series, which explains the physics behind simple machines using everyday examples, and gives children practical projects that demonstrate the science in action. This volume looks at how wheels and axles work together, the relation between friction and motion, and how gears work. Age 7+óGé¼GÇ£9