Lesson 3: Experimenting with cams

After experimenting with a number of cams, pupils discover that the motion of the cam depends on its shape and based on their research, decide on the cams they will use in their automata toys

Learning Objectives

  • Exploring cams and making appropriate choices

  • Carrying out cam research to inform the design of a window display

  • Understanding that different shaped cams produce different follower movements

Lesson Plan

Experimenting with cams
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Teacher Video: Experimenting with cams

Presentation: Exploded and cross-sectional diagrams


Diagram: Automata cross-sectional diagram
Cam Experiment Worksheet
Window Display Design Worksheet
Cross-sectional diagram (1)
Cross-sectional diagram (2)

Pupil Video: Experimenting with cams

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Created by:
Vicki Risianova,  
Design & Technology specialist
After 4 years of being a TV and radio presenter, Vicki headed to the secondary classroom where she spent 12 years teaching Design and Technology as well as PE. Working as a subject leader, she ran D&T tournaments and weekly…
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