Thanks to its airplane-shaped folding, the paper plane is statically stable in the vacuum-like upper reaches of space. It points nose-first into the airstream, guided by the subtle aerodynamic forces acting on its paper form.

Folding paper. When my son was near the end of his primary school years, I thought that it was time that I should impart some of my weird freaky science wisdom.

Fold paper. Insert lens. This $2 microscope changes how kids see the world : Goats and Soda The Foldscope brings a powerful science tool to schools that can't afford microscopes.