171 books • 44 series
A Kids' Guide to the United Kingdom
Money for Curious Kids (Curious Kids)
Marine Reptiles & Fish (Ocean Life)
Marine Ecosystems (Ocean Life)
Marine Mammals & Seabirds (Ocean Life)
Marine Plants & Invertebrates (Ocean Life)
Spectacular (and Soaring) Space (Stupendous and Tremendous Science)
Ecstatic (and Excellent) Energy (Stupendous and Tremendous Science)
Happy (and Healthy) Human Body (Stupendous and Tremendous Science)
Powerful (and Pungent) Plants (Stupendous and Tremendous Science)
The New Sharks and Ocean Life Encyclopedia (Arcturus New Encyclopedias)
The New Children's Illustrated Encyclopedia
Tales of Myth and Magic for Fearless Girls
The Ocean Book
The Illustrated Encyclopedia of Science (Arcturus Illustrated Reference Library)
A to Z of Rocks, Minerals, and Gems (A to Z)
Stupendous and Tremendous Technology: Mega and Mighty Machines (Stupendous and Tremendous Technology)
Stars & Galaxies (Space Revealed)
Space Exploration (Space Revealed)
Earth & the Moon (Space Revealed)
The Solar System (Space Revealed)
Habitats (Nature's Classroom)
Plants (Nature's Classroom)
Clever (and Crafty) Computers (Stupendous and Tremendous Technology)