If your kids love to build look no further than the mega bloks first builders 200 piece box of bloksr this fantastic childs building set is made up of an amazing 200 first builders blocks of various colours and can be used to create crazy castles or funny friends of all shapes and sizesr designed especially for preschoolers the large blocks are easy for small hands to work with so building is easy and funr ideal for ages 1 to 5