Reverse plank kicks are a deceptively simple exercise that brings a lot of muscle groups into play. It can be done anywhere without the need for a huge warm up and it will still provide a good workout.
What's involved: Triceps, deltoids, lower abs, upper abs, front hip flexors, quads.
Powered by: Front hip flexors, lower abs.
Tip: Keep your body as straight as possible and try not to bend your knees when you bring your legs up.