Animated Directions for Making Sonobe UnitModular Mania!!!
Five Sonobe Cube Variations by M. Mukhopadhyay
Variation #1
Variation #2
Variation #3
Variation #4
Variation #5
Animated Directions for a Making Sonobe Unit
Unfolding Mathematics with Unit Origami
by Key Curriculum Press
Paperback $17.95
Here's a great book for math and geometry teachers. If you like getting into the formulas and calculations behind origami shapes, then this book looks like a terrific buy!!
Unit Origami
by Tomoko Fuse
Paperback $15.20
If you're interested in making more cubes and other geometric objects this is a great book!!!