Ever since the first youngster in history had a pet, cats vs. dogs has been a hotly debated issue at recesses and lunch tables worldwide. Which one's better? Smarter?

Calling all pony lovers, horse fanatics, and bookworms! Trot through 100 enchanting equine facts in this new leveled reader, perfect for fluent readers.
Packed with weird-but-true facts and tons of equestrian animal info, this Level 3 Reader gallops right into the world of horses—from wild ponies to superstar racers to the shared history of humans and horses.
National Geographic Fact Readers feature the same expert-vetted...

Kids will dig learning all about dogs in this new National Geographic Kids Reader. The level 3 text provides accessible yet wide-ranging information for fluent readers. Plus, the book includes 100 fun facts for quick and quirky information on all kinds of dogs, from tiny Chihuahuas to gargantuan Great Danes! The Fact Readers bridge the gap between fun knowledge nuggets and informative sustained reading.

Meet cuttlefish that can camouflage themselves, octopuses that outsmart their predators, and squids that patrol the deep in this cool fact-filled reader. Learn everything you've ever wanted to know about cephalopods, from inking, to hunting, to coconut carrying. Squish along with squid, camouflage with cuttlefish, and marvel at magnificent octopuses. Packed with weird-but-true facts and tons of cool animal info, this Level 3 Reader explores the incredible...

Mice and rats may be the most famous rodents, but readers will discover the diverse—and maybe even adorable—world of little squeaking critters. From cavies and capybaras to jerboas and gerbils to pocket mice and porcupines, get ready for the rodents.

Packed with weird-but-true facts and tons of animal info, this Level 3 Reader shows just how endearing rodents can be. Meet the adorable pika, fuzzy hamsters, and yes, even supersmart rats,

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