He's an experiment and a contest!! Due the end of September so GET GOING!!!
Contest for students to design flying paper!! kids science challenge
(Sample link) National Geographic for Kids http://www.nationalgeographic.com/kids/
(Sample link) Fun activities - by girls....for girls. http://www.missoandfriends.com/
Try some engineering with buildings and the effects of various things on how they stay up and support us! engineering activity