American football

1
American football

• Most popular in US
• start September and ends through the winter
• Example from roma combat

2
Freamwork

• a lot of playing days
• Special ball
• players (defense, ofense)
• equipment

3
Playing days

• Friday local high school, school team
  competition (20 000 seat stadiums)

Saturday Colleges and University (50 000 seats
stadiums)
Monday Professional League (NFL)
4
Ball

• Conical (only this ball)
• Leather
• Brown
• Seams
• Weight 400g

5
Players

• two type defense and ofense
• Another dividing
• quarter back, snap,running back, wide
  receiver, lineman, line of scrimmage, tackling

6
Equipment

• Knee-cap
• Helmet
• Shoulders cap
• Odonterism
• Dress with number
• Sock (same color)