The Lean Berets - One of THE most important components to the success of mass calisthenics and organized group exercise is getting into formation. Here's an example for children from 1937. 💡
Educational Handouts by The Lean Berets
Cranky Old Guys & What They Know" with Michael Campi - YouTube
3 Things I Learned As A Green Beret | by Jonathan R Lovins ✓ | The Post-Grad Survival Guide | Medium