Wikijunior:Big Book of Fun Science Experiments/Paper Helicopter
So you fancy flying a paper helicopter do you? Well read on!
You will need 
What you must do 
1 Cut out 2 paper rectangles 10cm long and 2cm wide.
2 Put the pieces together and fold the 2 ends over 2cm from the edge
3 Stick a paperclip on the end to hold them together.
4 Fold 1 side upwards and the other one down.
5 Your helicopter is nearly finished! You need to pull the wings out a little then let the paper helicopter spin as it falls to the ground.
Experiments that you can do with you helicopter 
References and further reading 
For children and adults 
- CGP "National curriculum science- Forces in action" ISBN 184146273
- Nasa page on paper helicopters
- Flightschool "Making paper helicopters"