My recipe is for 12 cakes - how do I change it if I want to make a different number of cakes?

Is it cheaper to cook a meal from scratch or to buy a ready meal? What difference does the number of people you're cooking for make?

Build a scaffold out of drinking-straws to support a cup of water

What shape would fit your pens and pencils best? How can you make it?

What shape and size of drinks mat is best for flipping and catching?

Formulate and investigate a simple mathematical model for the design of a table mat.

If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?

A simple robot to make, plus robots in everyday life to investigate.

If Tom wants to learn to cook his favourite supper, he needs to make a schedule so that everything is ready at the same time.

Create a symmetrical fabric design based on a flower motif - and realise it in Logo.

This is the technology section of stemNRICH - Core.

Design and construct a prototype intercooler which will satisfy agreed quality control constraints.

What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?

Design and test a paper helicopter. What is the best design?

A weekly challenge concerning drawing shapes algorithmically.

Creating a schedule to cook a meal consisting of two different recipes, plus rice.

Many natural systems appear to be in equilibrium until suddenly a critical point is reached, setting up a mudslide or an avalanche or an earthquake. In this project, students will use a simple. . . .

Moiré patterns are intriguing interference patterns. Create your own beautiful examples using LOGO!