Exerpt from Children Moving and video example...
However today there's is a growing concern over the upper body strength of children and adolecents. Fewer physical chores, a decrease in safe outdoor play spaces, and an increase in sedentary activities, such as television and computers have produced a generation of youngsters...often described as excellent in fine motor skills but very weak in arm and shoulder strength.

Athletic Skills: zero equipment

On belly get up, sprint
Rear facing on belly, get up, turn, sprint
On the back, roll to belly, get up, sprint
Rear facing, roll, get up, turn, sprint
seated, get up no hands, sprint
rear facing seated, get up, turn sprint
forward roll to sprint backwards roll to sprint
rear facing forward roll, turn, sprint
rear facing, back shoulder roll, turn to sprint
side ways log roll, get up to sprint
donkey kicks, getup, sprint
bear crawl position, get-up, sprint
crab position get up, sprint
side hand plank, get up, sprint

Coordination Training

A short lesson in movement skill development… As a young child matures general coordinative abilities and movement skills are always improving. However coordination development accelerates significantly around age 5 through the early teenage years…

Movement and Play for Children in School.

A thread about the importance of P.E. , recess and other physical activities during the school day for children/ 1. Children's first language is through movement and play which helps develop both gross and fine motor skills which are needed to be successful in the classroom.

A thread on Youth athletic Development

10 ways to improve athleticism in young athletes: off the top of my head...
by: Jeremy Frisch 1. Jumping: Jumping is the secret weapon to develop explosiveness... there is no such thing as jumping slow. Jump for height, jump for distance, jump over, side ways side, one foot, two feet and with twists and turns. The more variety the better the coordination developed.