10,000 Brilliant Ideas

Kid app for smart phones that turns the locked screen into kid mode where the unlockery gets hidden and is brought back with an adult-easy test. Until that happens the app is colorful and touch responsive.

Kids love to play in the sink. Mine do anyway. They enjoy a basin of water as much as the next kid, but they really want the tap on-full blast. Couldn't we invent a pump that keeps the water flowin without causing local droughts? If electric isn't feasible, perhaps using the pressure from the tap to circulate some water (albeit not at the same volume).

These are like regular stickers kids already enjoy, but they use post-it glue instead of super glue or whatever they currently use so kids can stick them wherever and they don't stay forever.