Discovery encyclopedia of the natural world.

Life underground : tunnel into a world of wildlife

Nutshimit : in the woods

Becoming bionic : and other ways science is making us super

Cougar vs. wolf

Animal showdowns

Crocodile vs. hippo

Crocodile versus hippo

Animal showdows

The engine room : solve your way out! : use your engineering skills to escape!

Escape!

Escape! (Gareth Stevens Publishing)

Cars, planes, boats, and trains

Cars, planes, boats, & trains.

Accidental genius: science puzzles for clever kids.

Accidental genius.

Machines on land

Engineering power!

Discover dragons

Magic, Myth, and Mystery Express.

Search and rescue dogs

Dogs at work.

Dogs at work (Apex Editions)

Personality quizzes