Hi-Lo

It's a battle between two massive animals with treacherous tusks! The African elephant is today's largest land animal. But thousands of years ago, the woolly mammoth used its gigantic tusks to defend against attackers. Learn what makes these similar...

VVRRUUMM! Did you hear that roaring sound? It's the revving engine of a powerful sports car. Car fans love the sleek curves, wide tires, and rumbling, turbocharged engines found in popular sports cars. Look under the hood to get a closer look at the...

ZZZZIP! What is that car zooming down the road? It's a high-tech sports car of the future. With cutting-edge materials, automation, powerful electric motors, and more, sports car fans can look forward to many amazing new features in the future. Peek...

ZOOM! What is that red streak going down the road? It's a fast sports car! People everywhere love the speed and style of these sleek cars. But how did they get their start? Who invented them, and when were they first created? Discover the history behind...

Whether an animal is fighting to survive or trying to catch a meal, sometimes their best bet is a surprise attack. From hidden claws and tentacles to sideways fangs, other animals don't see these startling weapons and defenses coming.

In a battle to survive, sometimes an animal's best defense is to gross out the enemy. From poop and slime to puke and gas, these slimy and smelly animal adaptations allow some disgusting animals to live to fight another day.

In matters of survival, spikes and other sharp body parts are great tools to have in your armory. From razor-sharp claws and talons to bones that can poke through their skin, these animal weapons and defenses keep predators at a distance.

When an animal's life is on the line, sometimes its best option is to pretend to be something it's not. From posing as poop to gluing dead bodies to their backs, check out some impressive ways that animals hide in order to survive.

The BTS ARMY provides an inside look at the powerful fandom of BTS. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of this K-pop boy band known.

Taylor Swift's Swifties provides an inside look at the powerful fandom of Taylor Swift. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of Tay Swift known.

Justin Bieber's Beliebers provides an inside look at the powerful fandom of Justin Bieber. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of J-Beebs known.

Harry Styles's Harries provides an inside look at the powerful fandom of Harry Styles. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of this heartthrob known.

Blackpink's Blinks provides an inside look at the powerful fandom of Blackpink. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of this K-pop girl group known.

Beyoncé's Beyhive provides an inside look at the powerful fandom of Beyoncé. Readers will get hooked on this hi-lo title, covering facts about and insights into the group of fans who aren't afraid to make their support of the Queen Bee known.

Scandals and Blunders that Killed Campaigns touches on the mistakes and missteps that ended candidates' campaigns: from the very-real to the not-so-founded in fact. Struggling readers will be drawn into this series by considerate text, engaging photos,...

Putting the Party in Political Party covers some lesser-known political parties in our nation's history: from the Surprise Party to the Pirate Party. Struggling readers will be drawn into this series by considerate text, engaging photos, and...

History's Most Vicious Campaigns explores some of the most cutting campaigns in our nation's history, from Jefferson and Adams to Trump and Clinton. Struggling readers will be drawn into this series by considerate text, engaging photos, and high-interest...

History's Most Interesting Candidates explores the stories of some mind-boggling candidates: from mules to Mr. Potato Head. Struggling readers will be drawn into this series by considerate text, engaging photos, and high-interest content.

Celebrity Campaigns touches on the campaigns of famous stars like Shirley Temple, Clint Eastwood, Kid Rock, and more. Struggling readers will be drawn into this series by considerate text, engaging photos, and high-interest content.

Bizarre Campaigning covers everything from candidates kissing babies to the iconic "Nobody for President" campaign. Struggling readers will learn about the interesting strategies politicians and their teams chose to use in various U.S. elections. They...