>>7032458Jumping jacks
Push-ups
Planks
Leg lifts
Hello dollies
Mountain climbers
Burpees
Free weight Squats
Lunges
And many more.
It's up to you which ones you want to fit in with the time you have. What you want to do is make a circuit, a routeing per se. Once you figure out your routeing do 3 set of them with a set time. Working out should be fun, add new workouts so it doesn't become like a chore. After you're done do some stretches it's the most important part after any workouts.