A Back Bay Boxing Class FAVORITE!!!! 1- to-10 and back again is a 15 or 20 minute pyramid routine (depending on your fitness level). 4 exercises - pushups, burpees (with a pushup of course), jumping jacks, and squats. You complete 1 rep of each exercise, then 2 reps of each, the 3 reps of each...all the way to 10 reps of each exercise and all the way back down. Complete explanation: 1 pushup, 1 burpee, 1 jumping jack, 1 squat 2 pushups, 2 burpees, 2 jumping jacks, 2 squats... then 3 of each, 4, 5, 6, 7, 8, 9, 10...then.....9, 8, 7, 6, 5, 4, 3, 2, 1 When you are done you will have completed 100 reps of each exercise :) Oh...and you're trying to get it done in under 15 or 20 minutes (depending on your fitness level) Please let me know your best time for completion! There might be prizes!