Possible Clues:

• Game with tunnels, windmills, etc.
• Game with a windmill, usually
• Game often involving a windmill
• Families may be putting in this reduced model of course
• Putting game on, I'm grateful when broadcast has covered one
• Hot Wheels Volkswagen?
• Game played on a small course with many obstacles
• Small game
• Game featuring balls of different colors
• Activity involving a few windmills, maybe