Japanese illustrator Akihiro Mizuuchi is my hero, aka he's created his own set of Chocolate Legos. Not only fun to play with, but easy to make yourself.
STEP 1 - Melt Chocolate into Specially Designs Molds
STEP 2 - Let Cool, then Pop Out Each Brick
STEP 3 - Test a Few Blocks...
STEP 4 - Get Building
While some say impractical, I say deliciously necessary.
CHECK OUT HIS CREATION BELOW.