Bobby Mercer

3 titluri

Cărți de Bobby Mercer

Coperta cărții The Flying Machine Book: Build and Launch 35 Rockets, Gliders, Helicopters, Boomerangs, and More, Paperback

The Flying Machine Book: Build and Launch 35 Rockets, Gliders, Helicopters, Boomerangs, and More, Paperback

Bobby Mercer

Coperta cărții Junk Drawer Chemistry: 50 Awesome Experiments That Don't Cost a Thing, Paperback/Bobby Mercer

Junk Drawer Chemistry: 50 Awesome Experiments That Don't Cost a Thing, Paperback/Bobby Mercer

Bobby Mercer

Coperta cărții Junk Drawer Geometry: 50 Awesome Activities That Don't Cost a Thing, Paperback/Bobby Mercer

Junk Drawer Geometry: 50 Awesome Activities That Don't Cost a Thing, Paperback/Bobby Mercer

Bobby Mercer