With the included pictorial instructions and plans and the 192 white, blue and red pieces, you can build two connected giant towers (If using the included plans, once built measures 140 x 40 x 140 cm). Each robust block has an interlocking design and measure 20 x 10 x 7.5 cm. It is suitable for indoor and outside use. Further plans can also be drawn up and the building blocks in the set can then be used to build almost any other structure in your childs imagination. For ages 10 months and over. WARNING(S): Only for domestic use. To be used under the direct supervision of an adult.