"I did it!" is an often heard refrain after the Mustard Seed bike ride for kids. On Sunday, September 25th the 7th annual Mustard Seed Spin in Sacramento will take place on the American River bike trail. This bike ride -- by kids for kids -- has already raised and donated $120,000 to the Mustard Seed School for homeless children. All rider fees are donated directly to the school. More than 700 riders are expected this year, slightly more than last year. The bike ride introduces kids under the age of 18 to organized cycling, teaches bike safety, and hopefully creates a whole new generation of bike commuters.  There is also a bike Scholarship Program which hosts 50 underprivileged kids at t