Rev up their minds! Build a model of a real working engine with this Internal Combustion Engine Model from DIY leaders Haynes. Help kids understand what makes a car engine work with this build-it-yourself model with an ignition sound. This kit comes with step-by-step instructions and diagrams to assemble the 100+ parts, including an electric motor and illuminating spark plugs. Requires 2AA batteries, not included.
Ages 10 & up.
CHOKING HAZARD - Small parts. Not for children under 3 yrs.