Mix one part flour with one part of water (eg, 1 cup flour and 1 cup water, or 1/2 cup flour and 1/2 cup water) until you get a thick glue-like consistency. Add a bit more water if it's too thick. Mix ...

Reuse an old plastic bottle by turning it into a magnificent airplane. Cut three triangles out of cardboard and tape them to the top and sides of your bottles. These will be the wings of the plane. To ...