Your idea of a happy meal is broccoli and carrots finished with a huge helping of “Gee, thanks for cooking, Mom.” We have just the recipe: Smash Your Food, an engaging iPad and iPhone app. It serves up valuable lessons about nutrition through quizzes and funny gross-out videos. Even the first lady has taken notice; it won Michelle Obama’s Healthy Apps for Kids national contest.

Free mini version available at itunes.apple.com; expanded version available for $3 at itunes.apple.com.