Here's an exciting and innovative lesson that's sure to get your charges fired up! In it, they use engineering design principles to construct and test a fully solar powered car. One caveat: the kits that each group needs to make their cars is $35.00 each (2012 prices). However, this looks to be a worthwhile investment in your students' learning! The lesson is packed with all sorts of valuable, real-life learning and kids should be excited to test out their creations in a variety of ways. Terrific worksheets, websites, and detailed instructions on how to test the cars are all embedded in this delightful plan.