To blow up a balloon you have to use a force.
To make it into any shape —-
you have to use a force.
So what a great way to show forces and at the same time have fun in making these different shapes.
A BEND, A TWIST, A STRETCH -
all forces. TENSION is a stretching force and also when you hear that awful balloon noise as you twist it that is FRICTION.
Complete with instructions to make 5 models
Price includes postage
Pack of 10 = £3.50
* Please note prices are quoted for UK only please email for a quote for rest of the world
ORDER 1 = £3.50 GBP
ORDER 2 = £5.00 GBP
ORDER 3 = £7.00 GBP