"Manipulatives are objects that allow learners to interact with mathematical concepts. The learner changes the manipulative in some way, and the manipulative provides informative feedback. Research suggests that using maniuplatives (physical or virtual) has a positive effect on student achievement.
Check out how ST Math educators incorporate physical manipulatives with education technology to provide different ways to explore math concepts and facilitate deeper learning:"
"You've seen Stephen Spielberg's film, Minority Report, right? Tom Cruise's character stands in front of virtual screens, puts on a pair of gloves, and manipulates the data and the memories without touching a thing. Well, the super brains at MIT's media lab have taken the first step toward that reality, using Apple's magical device as a display screen and a special glove/attachment combo to interact with it."