WSC Grassroots Structure
| Under 5 | Under 7 | Under 9 | Under 11 | Under 13 | Under 15/17 | |
| Match Format | No Matches | 3v3 | 5v5 | 7v7 | 9v9/11v11 | 11 v 11 |
| Duration of Session | 45 minutes | 45 minutes | 60 minutes | 60 minutes | 75 minutes | 75 minutes |
| Field Size | open space | 18-22m | 25-30m | 30-36m 40-55m | 9v9 42-55/60-75 11v11 45-90/90-120m | Adult Field 60mx90m |
| Goal Size | Pop-up Nets | Pop-up Nets | 5' x 8' | 6' x 16' | 6' x 18' | 8' x 24' |
| Ball Size | Size 3 | Size 3 | Size 3 | Size 4 | Size 4(5 light) | Size 5 |
| Referee | N/A | Coach | Coach | Referee or Coach | Referee or Coach | Referee or Coach |
| Restart from Sideline | N/A | Pass-In/dribble | Pass-In/throw | Throw-in | Throw-in | Throw-in |
| Retreat Line | N/A | Retreat to Half | Retreat to Half | Retreat Line | N/A | N/A |