Interlocking wood "bricks" that can assemble into a nail-and-glue-free house

[Matthew_MW_Holl]

Here’s a company in the U.S. with a similar “Lincoln Log” like system to build sheds and small cabins:

Brightoln 10 x 10 garden shed

My husband and I are planning to order one of their sheds to eventually develop into a backyard studio/retreat.