Students design their own logo or picture and use a handheld GPS receiver to map it out. They write out a word or graphic on a field or playground, walk the path, and log GPS data. The results display their "art" on their GPS receiver...

Many of today's popular sports are based around the use of a ball, yet none are completely alike. In fact they are all designed with specific characteristics in mind. Students will investigate different balls' abilities to bounce and...