 The alternate class had two separate prizes of $2.5 million, one for side-by-side seating and one for tandem seating.The PIAXP has an Educational Program, funded by a $3.5 million grant from the United States Department of Energy, to engage students and the public in learning about advanced vehicle technologies, energy efficiency, climate change, alternative fuels, and the science, technology, engineering, and math behind efficient vehicle development.The X Prize Foundation began work on the development of a competition to spur innovation in the automotive industry in 2005 and on 6 March 2006 announced that Mark Goodstein would join the Foundation as an Executive Director of the new prize.