Design it. Build it.
Make it work.

Why bridges stand up, how forces act on frames — and why structures fail.

How simple machines multiply force — and how to calculate the advantage.

Weighing technology's positive and negative impacts on people and the planet.

From circuit symbols to the national grid — and your first logic gates.

Draw like an engineer, and choose materials that can take the load.

Fluid power and clever gearing — the systems that move heavy things.

Ohm's Law in numbers, and the components that let circuits sense the world.

Keeping materials useful for longer — from galvanising steel to recycling plastics.