props: mat, light weights
highlights: upper body, back, core
level up: add ankle weights
level down: take all the modifications, half time the pace
props: trampoline, light weights
highlights: intricate arm combination
level up: add wrist weights
level down: try getting the feet first and add the arms in on a second try
props: mat + ball or light pillow
highlights: core/twisting, obliques, balance
level up: add wrist weights
level down: free arms
props: trampoline
highlights: core/twisting, float kicks
level up: add wrist weights
level down: eliminate bounce from single leg moves, replace moving plank with squats on trampoline