Ramps and wedges
de DavidGlover · Publicada por primera vez en 1997
Uses a variety of examples, from scissors and axes to zippers and hairpin turns, to demonstrate the power of the inclined plane and show how ramps and wedges make work and play easier.
Materias
Ediciones (1)
- Ramps and wedges (1997)
Rigby Interactive Library · inglés
