Take control of the play with this 14-piece interactive toy train set - the 33974 Action Tunnel Circle Set. Added Smart Tech Sound technology allows the battery-powered Record & Play Engine to communicate with its surroundings, automatically responding to Smart Tech accessories with various train actions like multicolour lights, motion and sounds that enhance the imaginative play. Each Action Tunnel creates a unique response from the engine, and by actively moving them around the tracks, you can program the play and change the trains journey. The track layout measures 46.4 x 46.4 x 9.8cm and includes 14 pieces: 1x Record & Play Engine, 1x Travel Wagon, 1x Sound Action Tunnel, 1x Change Direction Action Tunnel, 2x Red Tracks w/ Action Tunnel Slot, 6x Wooden Tracks, 1x Passenger, 1x Warning Sign. Crafted using FSC sourced European beech wood and high-quality plastics the BRIO World railway range is suitable for ages 3 Years and up and make ideal gifts for boys and great gifts for girls. BRIO Trains, Engines, Wagons, Carriages, and Vehicles feature the classic BRIO magnetic couplingsfor easily hook up! All train sets, rails, accessories and destinations feature the classic wooden train track allowing for easy connection to each other and expand your ever expanding BRIO World. We know that children sometimes play with toys in other ways than expected. That\'s why we test our products thoroughly to our strict safety requirements which in many cases are tougher than the legal requirements. BRIO Railway Sets make a great birthday gift or smashing Christmas gift