1. Ab Wheel Rollout

Kneel on the floor and hold an ab wheelOpens a New Window. beneath your shoulders. Brace your abs and roll the wheel forward until you feel you’re about to lose tension in your core and your hips might sag. Roll yourself back to start. Do as many reps as you can with perfect form and end the set when you think you might break form.

Get the gear: Fitnessery Ab MachineOpens a New Window.

2. Arms-High Partial Situp

Lie on your back, knees bent at 90 degrees, and raise your arms straight overhead, keeping them pointing up throughout the exercise. Sit up halfway, then steadily return to the floor. That’s one rep.

3. Barbell Rollout

Load the barbellOpens a New Window. with 10-pound platesOpens a New Window. and kneel on the floor behind it. Your shouldersOpens a New Window. should be over the bar. Brace your abs and roll the bar forward, reaching in front of you until you feel your hips are about to sag. Roll yourself back.

Get the gear: Sunny Threaded Chrome BarbellOpens a New Window.; CAP Standard Barbell Grip PlateOpens a New Window.

4. Barbell Russian Twist

Grasp the barbellOpens a New Window. near the very end again—this time with both hands. Stand with feet at shoulder width. Swing the bar to your left, pivoting your feet as needed, then swing to your right.

Get the gear: Sunny Threaded Chrome BarbellOpens a New Window.

5. Swiss Ball Crunch

Lie back on the Swiss ballOpens a New Window. with feet shoulder-width apart on the floor. Your lower back should be supported by the ball. Place your hands behind your ears and tuck your chin. Curl your body up off the ball until you’re sitting up.

Get the gear: LuxFit Exercise BallOpens a New Window.

6. Dip/Leg Raise Combo

Suspend yourself over the parallel bars at a dip station. Bend your knees slightly and raise your legs in front of you until they’re parallel to the floor. This will build you a magazine-worthy six-pack.Opens a New Window.

7. Flutter Kick

Lie on your back with legs straight and arms extend out at your sides. Lift your heels about 6 inches off the floor and rapidly kick your feet up and down in a quick, scissor-like motion.

8. Front Squat

Set a barbellOpens a New Window. on a power rackOpens a New Window. at about shoulder height (if you don’t have a rack, clean it to your shoulders). Grasp the bar with hands at shoulder width and raise your elbows until your upper arms are parallel to the floor. Take the bar out of the rack and let it rest on your fingertips—as long as your elbows stay up, you’ll be able to balance the bar. Step back and set your feet at shoulder width with toes turned out slightly. Squat as low as you can without losing the arch in your lower back.

Get the gear: Sunny Threaded Chrome Barbell;Opens a New Window. Fitness Reality Power CageOpens a New Window.

9. Horizontal Cable Woodchop

Set an adjustable cable pulleyOpens a New Window. to shoulder level (or attach a band to a sturdy objectOpens a New Window.) and grasp the handle with both hands. Stand with feet shoulder width apart, perpendicular to the anchor point, and arms extended, far enough away from the machine so there’s tension on the cable. Twist away from the machine as if you were chopping into a tree. Keep your feet stationary.

Get the gear: Body-Solid Adjustable Nylon Stirrup HandleOpens a New Window.; Marcy Olympic Multi-purpose Strength Training CageOpens a New Window.

10. Leg Raise

Lie on the floor and hold onto a benchOpens a New Window. or the legs of a heavy chair for support. Keep your legs straight and raise them up until they’re vertical. Lower back down, but stop just short of the floor to keep tension on your abs before the next rep.

Get the gear: Marcy Flat Utility Weight BenchOpens a New Window.

11. Medicine Ball Russian Twist

Sit on the floor in the top position of a situp and, holding a medicine ballOpens a New Window. with both hands, extend your arms in front of you. Explosively twist your body to one side and then twist back. Alternate sides.

Get the gear: AmazonBasics Medicine BallOpens a New Window.

12. Medicine Ball Mountain Climber

Hold the med ballOpens a New Window. with both hands and get into pushup position on the floor. Drive one knee up to your chest, then quickly drive it back while you raise the opposite knee.

Get the gear: AmazonBasics Medicine BallOpens a New Window.

13. Pike to Superman

Get into pushup position with your toes on the stability ballOpens a New Window.. Bend your hips and roll the ball toward you so your torso becomes vertical. Roll back so your body is straight again and extend your spine, then roll the ball up your legs so your body forms a straight line with arms extended overhead but hands still on the floor. You should look like SupermanOpens a New Window. flying downward. That’s one rep. Pull with your lats to return to the pushup position and begin the next rep. Here are even more ab moves that use a stability ballOpens a New Window..

Get the gear: URBNfit Exercise BallOpens a New Window.

14. Plank

Get into pushup position and bend your elbows to lower your forearms to the floor. Hold the position with abs braced.

15. Pullup to Knee Raise

Hang from a pull-up barOpens a New Window. with hands outside shoulder width and palms facing away from you. Pull yourself up until your chin is over the bar and then raise your knees to your chest in the top position.

Get the gear: Iron Gym Total Upper Body Workout BarOpens a New Window.

16. Pushup Rocket

Get into pushup position with your feet in the cradles of a suspension trainerOpens a New Window. and perform explosive pushups so that your hands leave the floor and you can clap in midair.

Get the gear: TRX Suspension Trainer KitOpens a New Window.

17. Resisted Reverse Crunch

Lie on your back on the floor and wrap the resistance band around the arches of your feet. Cross the ends of the band over each other to make an “X” and grasp the ends with opposite hands. Bend your hips and knees so that your knees are near your chest and then crunch your torso off the floor. Extend your legs while you raise your arms overhead—keep your shoulder blades off the floor. That’s one rep.

Get the gear: Fit Simplify Resistance Loop Exercise BandsOpens a New Window.

18. Swiss Ball Rollout

Rest your forearms on the Swiss ballOpens a New Window. and extend your legs behind you. Brace your abs and roll the ball forward as you extend your arms and hips. When you feel you’re about to lose tension in your abs, roll yourself back.

Get the gear: LuxFit Exercise BallOpens a New Window.

19. Medicinal Ball Seated Knee Tuck

Sit on a bench and squeeze the medicine ballOpens a New Window. between your feet. Extend and elevate your legs out in front of you and extend your torso so that your body forms a straight line. Hold on to the benchOpens a New Window. for support. Crunch your torso forward and bring your knees to your chest.

Get the gear: AmazonBasics Medicine BallOpens a New Window.; Marcy Flat Utility Weight BenchOpens a New Window.

20. Side Plank

Lie on your left side resting your left forearm on the floor for support. Raise your hips up so your body forms a straight line and brace your abs—your weight should be on your left forearm and the edge of your left foot. Hold the position with abs braced.

21. Sprinter

Place your feet in the foot cradles of the suspension trainerOpens a New Window. and get into pushup position with your hands on the floor. Drive one knee to your chest while the other leg remains extended. Now drive the opposite leg to your chest while you extend the other back. Continue so it looks like you’re running in place.

Get the gear: TRX Suspension Trainer KitOpens a New Window.

22. Situp and throw

Hold a medicine ballOpens a New Window. with both hands in front of your chest and sit on the floor. Anchor your feet under something sturdy for support, and lie back on the floor a few feet away from a brick or concrete wall. Explosively sit up and throw the ball into the wall and then catch it on the rebound. If you have a partner, you can throw the ball to him/her instead.

Get the gear: AmazonBasics Medicine BallOpens a New Window.

23. Star Plank

Get into pushup position. Move your arms and feet apart as wide as possible—your body will make a star shape. Hold the position with your torso straight and abs braced for 30 seconds.

24. Straight-Leg Barbell Situp

Lie on the floor holding an empty or lightly loaded barbellOpens a New Window. over your chest as in the top of a bench press. Your legs should be extended on the floor in front of you. Perform a situp, raising your torso until it’s vertical. Keep the bar over your head, so it drifts back to an overhead press position at the top of the situp.

Get the gear: Sunny Threaded Chrome BarbellOpens a New Window.

25. Suitcase Deadlift

Load the barbellOpens a New Window. on the floor and stand to the left of it with feet hip-width apart. Bend your hips back and lower your body until you can grasp the barbell in its center with your right hand. Brace your core and, keeping your lower back in its natural arch, push through your heels to stand up and lock out your hips. Squeeze the bar hard to keep it from teetering. Focus on keeping your spine straight the entire set—do not bend laterally toward the barbell.

Get the gear: Sunny Threaded Chrome BarbellOpens a New Window.

26. Swiss Ball Plank Circle

Place a Swiss ballOpens a New Window. on the floor and get into pushup position with your hands on it. Now lower your forearms to rest on the ball, keeping your entire body in a straight line with abs braced. Use your elbows to roll the ball in a circular motion, clockwise and then counterclockwise, as if you were stirring a pot.

Get the gear: URBNfit Exercise BallOpens a New Window.

27. Swiss Ball V-Up and Pass

Lie on your back on the floor and hold the Swiss balOpens a New Window.l between your ankles. Extend your arms behind your head. Sit up while raising your legs simultaneously and pass the ball from your legs to your hands. Go back down to the floor and repeat, passing the ball from your hands to your legs. Each pass is one rep.

Get the gear: URBNfit Exercise BallOpens a New Window.

28. Medicine Ball V-Up

Lie on your back on the floor holding the medicine ballOpens a New Window. with both hands behind your head. Extend you legs. Brace your abs and sit all the way up. Raise your legs simultaneously and reach for your toes with the ball. Your body should form a V shape at the top.

Get the gear: AmazonBasics Medicine BallOpens a New Window.

29. Weighted Situp

Lie on the floor holding a weight plateOpens a New Window. at your chest. Bend your knees 90 degrees with feet on the floor. Tuck your chin to your chest and sit up all the way.

Get the gear: CAP Standard Barbell Grip PlateOpens a New Window.

30. Half Kneeling Chop

Get into the bottom of a lunge position with your left leg forward and reach up over your left shoulder to grasp the resistance bandOpens a New Window.. Pull it diagonally downward across your body to the outside of your right hip