Origami
Origami Polyhedra
There are many ways to make polyhedra from paper without scissors
or tape. Sonobe polyhedra are a great first method to learn.
Sonobe polyhedra are easy to make and put together, require a
relatively small number of modules to achieve impressive results,
and can be used to construct an amazing number of different
polyhedra. Follow this link for Sonobe
polyhedra instructions.
After you learn to make Sonobe polyhedra, you might like to think
about some related challenge
questions.
Sites with folding
instructions for other origami polyhedra are described in the
links.