Just like it, but with fewer projects and with all the illustrations. The copy I just downloaded from Gutenberg didn't have any illustrations, but it had 700 projects compared to 200.

I may have to subscribe to Popular Mechanic if they still show you how to build things like this. American Scientific used to have an amateur scientist section that showed you how to build an experiment in every issue; I lost a lot of my interest in the magazine shortly after they discontinued it.