Using a range of techniques to begin to make our final idea

Design and technology

What mechanisms are being used to make the picture move?

Linkage is a rigid bar which moves around a pivot

Linkage is the fixed point which a lever moves around.

Linkages are card strips joining one or more levers to produce the required type of movement.

When a diagram is split into different parts to show how something is put together.

It adds important information to help with the making process.

Why is adding annotation to a final design important?