Sunday May 2nd is not only the date of the House and Garden Tour, the 5K Challenge and the Sheep and Wool Festival, it is also Soapbox Derby Day.
Birch Avenue, between Cedar and Dogwood, starts around 11 AM.
Troop 33 2008-09 Schedule (has the 2010 dates)
Library Weblog: House and Garden 2010
Takoma Park 5K Challenge