Grade 4

In Toilets, early fluent readers learn about the science, engineering, and technology behind toilets and wastewater plumbing. Vibrant, full-color photos and carefully leveled text engage… More →

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The world of baseball can be extreme! Check out stunning home runs, unbelievable stolen bases, and incredible catches. Discover 10 iconic moments in Major League Baseball and World Baseball… More →

The world of basketball can be extreme! Check out breathtaking buzzer-beaters, unbelievable 3-pointers, and stunning defensive plays. Discover 10 iconic moments in WNBA and NBA, history. A… More →

The world of football can be extreme! Check out spectacular touchdowns, unbelievable comebacks, and amazing catches. Discover 10 iconic moments in National Football League history. A top 10… More →

The world of gymnastics can be extreme! Check out stunning backflips, breathtaking routines, and picture-perfect landings. Discover 10 iconic moments in Olympic gymnastics history. A top 10… More →

The world of hockey can be extreme! Check out incredible penalty shots, flying goals, and shocking comebacks. Discover 10 iconic moments in National Hockey League and Olympic hockey history.… More →

The world of soccer can be extreme! Check out memorable solo goals, unbelievable hat-tricks, and incredible headers. Discover 10 iconic moments in UEFA, World Cup, Copa del Ray, Premier… More →

From underdogs coming from behind to champions breaking world records, some moments in sports are pretty extreme. But what are the most iconic moments out there? Learn all about sports… More →

Lexy wants to be just like her motherСshe wants magical powers! To get magical powers, Lexy must reach the top of Mount Olympus. But it's a dangerous journey. Will Lexy make it to the top?… More →

Go undercover with some of history's greatest spies! In this graphic nonfiction series, readers will follow the daring exploits of spies around the world. Detailed illustrations combine with… More →

In Tornadoes, early fluent readers learn about what happens during a tornado, including how and where tornadoes form. Vibrant, full-color photos and carefully leveled text will engage young… More →