A Bouncy Springy Index

These pages here are pretty bouncy inside, so mind you don't get bounced about when reading the examples in these tropes.

Tropes:

 * Gainaxing
 * Gelatinous Trampoline
 * Goomba Springboard
 * Jiggle Physics
 * Rubber Man
 * Spring Coil
 * Springs Springs Everywhere
 * Springy Spores
 * Trampoline Tummy
 * Tremor Trampoline