If you have just started to learn how to build infrastructure, start off with this supplementary building set! And remember that it is never too early or too late to start! 

22.5 x 32.5 x 4 cm, stone, 116 pieces, in a wooden box,
Recommended for ages 4 and above.

Dimensions: L 36cm x B 6cm x H 25cm

Weight: 3.96kg