Friction: The Force We Need but Often Try to Reduce (Teach This Topic)
This guide supports you in teaching the finished lesson about friction to a learner aged 11 to 16. Open Full Article...
mechanical systems
Friction: The Force We Need but Often Try to Reduce (Parent Q&A)
This guide explains the main ideas in the lesson about friction and its role in everyday movement and machines. Open Full Article...
Friction: The Force We Need but Often Try to Reduce
What would happen if friction vanished halfway through an ordinary day? Open Full Article...
Cams, Cranks and Linkages: How Machines Control Movement (Teach This Topic)
This guide supports teaching how cams, cranks and linkages transmit, convert and control movement in machines. Open Full Article...
Cams, Cranks and Linkages: How Machines Control Movement (Parent Q&A)
This guide supports adults helping learners aged 11 to 16 understand how cams, cranks and linkages control movement in machines. Open Full Article...
Cams, Cranks and Linkages: How Machines Control Movement
How can one continuously rotating shaft make another part rise, fall or rock from side to side? Open Full Article...
Levers and Pulleys: How Machines Multiply Force (Teach This Topic)
This guide supports teaching the finished lesson on how levers and pulleys change the size, direction or distance of an applied force. Open Full Article...
Levers and Pulleys: How Machines Multiply Force (Parent Q&A)
This guide explains how levers and pulleys change the size, direction or distance of an applied force. Open Full Article...
Levers and Pulleys: How Machines Multiply Force
How can one person move a load that would be impossible to lift directly? Open Full Article...
How Gears Change Speed, Turning Force and Direction in Machines (Parent Q&A)
This guide explains the main ideas in the lesson about how gears transfer motion in machines. Open Full Article...
