2 Games in 1: It's a build-and-play set of 35 oversized cardboard cubes and rectanges to assemble to create both a pretty brick house and fun characters. Shapes are very lightweight and sturdy. The cubes are easy for your child's small hands. They can stack them as high as possible to make giant buildings! The set is composed of 5 triangles (6.1 x 2.95 x 3.5 in), 7 squares (5.9 x 2.95 x 5.9 in), 7 big rectangles (11.81 x 2.95 x 5.90 in), 16 small rectangles (5.82 x 2,87 x 2.87 in), and is delivered flat-packed. Cubes should be assembled by an adult. Instruction sheet included to show how to assemble the blocks.