The high-quality and robust mounting block can be disassembled, reassembled and repaired for screwing Construction toy with 59 pieces and many play functions for unscrew, check, repair and reassemble When turning the ignition key, different sounds sound that signal whether the starter is defective or repaired Technology enthusiasts learn to skillfully handle tools at the station, train their coordination, motor skills and love the moments of success when they solve the tasks and master repairs Dimensions: 44 cm x 40 cm x 52 cm. Suitable for children aged 3 and over. Batteries required: 8 x R03-AAA (not included in box contents)