HABA Medieval Castle Architectural Wooden Building Blocks - 110 Piece Set Designed in the architectural style of Europe during the Middle Ages, your child is immediately transported to a time of kings and serfs. They get to build their own castle and fortify it from intruders! With this set your child can truly unlock his imagination and creative reasoning skills. Common building blocks may be regarded as the most simple of toys. That may be true, but the Master Builder Sets by HABA inspire the design of structures that honor creativity and imagination. The set includes 110 pieces in 21 shapes and measures 8 3/4'' x 7'' x 10''. Recommended for builders ages 5 and up. The blocks are of the highest quality and will stand up to the test of time, as well as the continued tests of children. Basic size: 2,5 cm; 1 inch.