Tedcotoys Tedco Toys Children's Mini Hand Boiler

Present your young child with this mini hand boiler and help her learn about gas pressure change and temperature. The mini science toy offers a guide with key scientific terms to boost your child's knowledge base. Recommended for ages 10 and upHand boiler helps demonstrate science concepts such as gas pressure change and temperature controlIdeal for displaying as a souvenir or collector's itemIncludes a learning guide with information on how hand boilers work in addition to a list of key scientific termsFactory sealed boxes cannot be returned if opened.