Science · 25 minutes · 8–10 years

Build a paper bridge

Explore how shape changes paper’s strength.

All you need

Two equal books, two scrap sheets, empty plastic cup.

Grown-up, read this first

Build on the floor with a lightweight empty cup. Never stand on it or use heavy loads.

Adapt to your child’s needs and stop if uncomfortable.

Let’s give it a go

Step ticks are temporary for this tab session. You can read every step without ticking.

A question to take with you

Why keep the gap the same?

Talk it through or draw on paper. There is no answer box or personal information to submit.

Make it gentler

An adult folds while you compare.

Take it further

Try deeper folds, changing one thing at a time.