WEEK 12 DAY 1At-Home Activities (15 minutes total) Tabata :20 work, :10 rest Speed run in place - :20 Jump rope w/o rope - :20 Back lunges - :20 Broad jumps - :20 Side lunges - :20 Sit-ups - :20 Leg holds - :20 Elbow plank - :20 Rest – 2 minutes Speed run in place -...