Source: http://theathleticbuild.com/20-crossfit-workouts-you-can-do-at-home/

1. 5 Minute AMRAP (as many reps/rounds as possible in 5 minutes) 10 air squats, 10 push ups, 10 sit ups
2. 21-15-9 of air squats and push-ups (21 reps of each then 15 reps of each then 9 of each)
3. 50 Burpees for time
4. Run half mile, 20 burpees – 3 rounds
5. 20 burpees, 20 push ups, 20 sit ups, 20 squats for 4 rounds
6. 100 Pull-ups.
7. 12 Burpees, followed by 12 pull-ups x 10 rounds.
8. Complete 5 box jumps, followed by 10 pull ups, and 15 knees to elbows as many times as you can in 20 minutes.
9. Run 1 mile with 5 burpees EMOM (5 Burpees every minute on the minute)
10. 4 rounds as fast as possible – 400M sprint then 50 squats
11. 20 minutes – AMRAP 5 Pushups, 10 Situps, 15 Squats
12. 100 Push-ups , 100 Sit-ups, 100 Squats
13. 20 minutes AMRAP 5 Handstand push-ups, 10 Pistols (single-leg squats)
14. 50 Sit-Ups – 50 Double-Unders – 50 Sit-Ups – 50 Walking Lunges – 50 Burpees – 50 Sit-Ups
15. 50 Burpee Pull-ups for time
16. 21-15-9 Lunges (each leg) Handstand Push-ups
17. Poor Man’s Seven: 7 Handstand push-ups, 7 squats, 7 pull ups, 7 burpees, 7 push-ups, 7 sit-ups, 7 knees to elbows – 7 Rounds for time
18. Angie For time: (complete in order) 100 pullups, 100 push-ups, 100 sit-ups, 100 squats
19. Barbara 5 Rounds, rest 3:00 between each round: 20 pull-ups, 30 push-ups, 40 sit-ups, 50 squats
20. Chelsea On the minute, every minute for 30 minutes: 5 pull-ups, 10 push-ups, 15 squats
21. Murph For time: 1 mile Run, 100 pull-ups, 200 push-ups, 300 Squats 1 mile run