TABATA: 4 exercises. 4 rounds.
1 round is 4 minutes. You'll do the same exercise for 4 mins.
Each round is 20 seconds on, 10 seconds off.
1 minute rest after each round.
20 mins total workout.

Exercise 1: Goblet Squat (or bodyweight)
Exercise 2: Push Ups (elevate hands when it becomes too difficult, or plyo if too easy)
Exercise 3: Frog Jumps. SUB: Banded Bodyweight Squats
Exercise 4: DB Plank Rows