25 books • 8 series
U.S. Navy (U.S. Military Forces)
U.S. Special Ops Forces (U.S. Military Forces)
Underwater Robots (World of Robots)
Battling Robots (World of Robots)
Animal Robots (World of Robots)
Military Robots (World of Robots)
Space Robots (World of Robots)
Mq-9 Reaper Drone (Air Power)
Draw Animals Dressed Like People! (Silly Sketcher)
Draw Silly Superheroes! (Silly Sketcher)
Draw a Funny Alphabet! (Silly Sketcher)
Draw Funny 3-D Pictures! (Silly Sketcher)
Draw Funny Bugs! (Silly Sketcher)
Draw Funny Holiday Pictures! (Silly Sketcher)
Draw Animals on Wheels! (Silly Sketcher)
Draw Puns! (Silly Sketcher)
Draw Funny Faces! (Silly Sketcher)
Draw Walking Food! (Silly Sketcher) (Our Gross Awesome World)
Draw Bobbleheads! (Silly Sketcher)
Draw Robots and Monsters! (Silly Sketcher)
Stock Cars (Gearhead Garage)
Mae Jemison (Great African-Americans)
Great African Americans (Great African-Americans)
Thurgood Marshall (Great African-Americans)