and nanoblock (nano-block)? nanoblock is one raised dot is a block of the world"s smallest class of ultra-mini size 4mm x 4mm away. Of course, can be made up into small parts that could not be reproduced smaller, the general size blocks can make a cute work taking advantage of the biggest feature is its small size. Adults enjoy engrossed. Thoroughly, you can pursue the degree of completion of the work. nanoblock is a block hobby for quite new adults. With instructions in the form of a small book