Design, build, test

Set a goal, compare structures and explore gears and pulleys.

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1. 1

   What should a design achieve, and what limits it?

   Balance a shade-cover goal against an invented token budget.

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2. 2

   How can a bridge pass a load to its supports?

   Compare bending in a beam with axial forces in a triangular truss.

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3. 3

   When does a supported object tend to tip?

   Move a top mass and compare its combined centre with the base.

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4. 4

   How do gear teeth change turns and direction?

   Mesh two external gears and compare tooth counts.

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5. 5

   Why can more supporting rope reduce the pull?

   Compare ideal supporting strands with the length of rope pulled.

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Each discovery includes all five reading levels. Journey progress reflects the checkpoints answered on this browser.

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