for real beginers: simon says "sit down", simon sais "stand up", simon says "jump", simon says "sleep".
for a elementary group: "walk around"
- teacher: guys walk around the classroom (students walk around)... make teams of 4! (they make teams)
walk slowly around the classroom (students walk slowly)... make teams of 3! (they make teams)
walk faster!! (students walk faster)... make teams of 5!
now, jump around the classroom and make teams of 2!