Tech Bricks 2-in-1 Climb Buggy & Monster Truck Building Set (No. 3428)Conquer challenging terrain and push the limits of creative engineering with the Tech Bricks 2 in 1 Climb Buggy & Monster Truck Building Set (No. 3428)! This technical construction kit is part of the Brick Tech Bricks series and offers a compelling build experience for children aged 6 and up. With 243+ pieces, builders can construct the main model: an aggressive White and Black Climb Buggy featuring massive wheels and a rugged, exposed chassis