They're all videos because I'm bad at explaining things.
1) Plank Jacks: https://m.youtube.com/watch?v=xcBz0TtHqWI
2) Moving Planks: https://m.youtube.com/watch?v=sTn_8M0uFV8
3) Crunches: https://m.youtube.com/watch?v=Xyd_fa5zoEU
4) Jump Lunges: https://m.youtube.com/watch?v=Mp-mfmTxhnk
5) Prisoner Squats: https://m.youtube.com/watch?v=UNMbRG8nnNA