The Big Wheel Rally is an annual event held on Ingersoll Ave. in Des Moines, IA on the 2nd Saturday in December. The Big Wheel Rally is an opportunity for friends to get together and show off their creative talent(s), and help a great cause! The money raised benefits Children's Cancer Connection. Consider Sponsoring at One of These Levels - $ 175 - Sustaining Member $ 250 - Camper Sponsor $ 500 - Counselor Sponsor $1,000 - Family Sponsor $2,500 - Cabin Sponsor