With the included pictorial instructions & plans and the 97 building pieces, you can build a table & chair (If using the included plans, the table will measure once built will measures 50 x 50 x 47 cm & the chair will measure 40 x 40 x 62 cm). Each robust block has an interlocking design & measure 20 x 10 x 7.5 cm. It is suitable for indoor & outside use. Further plans can also be drawn up & 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.