1 year & up. Imagine, build, create! This Plus Plus® BIG 90 Building Set is a new kind of construction toy that features one simple shape to unleash ideas of endless possibilities. The unique shape design allows kids to construct 2D or 3D and even curved structures. Bricks are 2.5 times larger than the regular Plus Plus® bricks making them perfect smaller hands and bigger ideas. The brick set includes a mix of basic colors. Gain some inspiration with the full-color, fold-out Idea Guide booklet. Includes: 150 Brick pieces and an Idea Guide booklet.