Just press the bubbles down and they make a slight popping sound; then flip it over and start again! Endlessly reusable and washable, too.
Original concept: A ingenious logic game in a novel format for two players 5 years old and up. Games rules are simple enough for a 5-year-old but coming up with a winning strategy fires up anyone’s neuron
Use a fine motor game, players take turns pressing down any number of mice they wish in a single row. The player who presses down the last mouse loses. Push and "pop" it's a great fidget tool for hair pullers, skin pickers and other sensory seekers