"JUVENILE NONFICTION Science & Nature Physics." . . . . "Physics Study and teaching (Secondary) Activity programs." . . "Physics Experiments." . . "Using physics gadgets & gizmos, grades 9-12 : phenomenon-based learning"@en . "Using physics gadgets & gizmos, grades 9-12 : phenomenon-based learning" . . . . . . "Using physics gadgets and gizmos, grades 9-12"@en . "Using physics gadgets and gizmos, grades 9-12" . . . "Electronic books" . "In this book, the goal is to watch something happen with a simple toy and then become curious enough to find out why. Sometimes, further research is needed. Exercises are done in groups, and students' conclusions are drawn in groups. The teacher guides and encourages the groups and, at the end, verifies the conclusions."@en . "In this book, the goal is to watch something happen with a simple toy and then become curious enough to find out why. Sometimes, further research is needed. Exercises are done in groups, and students' conclusions are drawn in groups. The teacher guides and encourages the groups and, at the end, verifies the conclusions." . . "Gadgets & gizmos, grades 9-12"@en . . "Gadgets & gizmos, grades 9-12" . .