Discovery #Mindblown Reaction Chamber Rocket The Discovery #Mindblown range is all about exploring the world around us by offering fun hands-on experiences for little scientists. The Discovery #Mindblown Reaction Chamber Rocket lets kids create crazy foam, soda geysers, snow globes, space lavas, tornado spirals and even inflate a balloon with CO2 gas! This kit makes a great way to keep your kids entertained during the school holidays. Requires additional items to conduct the experiments (not included).