This CAT toy service truck is a great way to introduce your budding driver and vehicle lover to the under-the-hood basics of heavy equipment maintenance. It offers hands-on learning, imaginative role-playing and confidence building via 15 fun activities with numerous "repairable" parts. Each of these parts can be removed for "repair" and then re-mounted via screw fasteners. You''ll love sharing your engine knowledge and watching your youngster perform all of these jobs: opening the engine cover, replacing spark plugs, checking the air filter, removing the motor, replacing the battery, repairing headlights, checking the oil, replacing coolant, jacking up the vehicle, replacing the wheel and brake disc, replacing a shock/strut, replacing a mudguard, checking the horn, repairing the ignition and adding a ramp for racing model cars. Starter, headlights and 2-sound horn are battery operated. Also includes 8 1/4in. wheels for easy transport from room to room. Requires 8 AAA batteries (not included). A rear storage compartment holds a fleet of vehicles (not included). Includes 2-pc. ramp system and 3 tools.