Never heard of plyometrics? The official definition might as well be "workout that makes you drip with sweat while your muscles burn," because that's just what these jumping moves do. And these heart-pumping moves burn serious calories.
Similar to a jumping jack, seal jacks are another great jumping exercise for warming up.
Yumi Lee, owner of Reebok CrossFit LAB, shows you how to work your way up to mastering box jumps.
Check out this GIF demonstrating this move in action.