Thank You for Supporting the Graand Kinetic Challenge!

Thanks to your generosity, the Corvallis Graand Kinetic Challenge will keep rolling forward, inspiring racers, artists, engineers, and fans to dream big and build wild—for the fun of it!

Your support ensures that this iconic, human-powered, pedal-pushed, kinetic art sculpture vehicle event continues to bring joy, creativity, and community to Corvallis. From mud pits, sand dune climbs to water and land crossings, every glorious, gear-filled moment helps spark imaginations and showcase incredible talent—all thanks to you.

As a 501(c)(3) non-profit organization, your donation is tax-deductible (da Vinci Days Inc.'s Tax ID number is: 94-3085810), and no goods or services were exchanged—just our heartfelt gratitude and a promise of more kinetic glory ahead.

Thank you for being part of this amazing tradition. Together, we’ll keep the wheels turning and the fun alive for years to come!

With gratitude and gears from all of us at the

Graand Kinetic Challenge Committee

Individual Donations FY26