From the age of thirteen, Jack Streat has been creating realistic weapons out of LEGO and posting them to the Internet. His YouTube videos have racked up hundreds of thousands of views each and has created a following online. Now, at the age of 17, No Starch Press has released a book on how to create some of his LEGO creations in LEGO Heavy Weapons, where the reader can “build working replicas of four of the world’s most impressive guns.”