From Emily Calandrelli—host of Xploration Outer Space, correspondent on Bill Nye Saves the World, and graduate of MIT—comes the first novel in a brand-new chapter book series about an eight-year-old girl with a knack for science, math, and solving mysteries with technology. Ada Lace—third-grade scientist and inventor extraordinaire—has discovered something awful: her neighbor’s beloved Yorkie has been dognapped! With the assistance of a quirky neighbor named Nina (who is convinced an alien took the doggie) and her ever-growing collection of gadgets, Ada sets out to find the wrongdoer. As their investigation becomes more and more mysterious, Ada and Nina grow closer, proving that opposites do, in fact, attract.

From Emmy-nominated science TV star and host of Netflix’s hit series Emily’s Wonder Lab Emily Calandrelli comes an inspirational message of love and positivity. From the moment we are born, we reach out. We reach out for our loved ones, for new knowledge and experiences, and for our dreams! Whether celebrating life’s joyous milestones, sharing words of encouragement, or observing the wonder of the world around us, this uplifting book will inspire readers of every age. A celebration of love and shared discovery, this book will encourage readers to reach for the stars!

"Look out, Junie B. Jones! Ellie the engineer is thinking, making, creating, and showing enthusiasm and brilliance with her creations!" -School Library Connection A charming, hilarious illustrated middle grade about a girl who is an engineer--no, not the kind on a train, the kind that builds things! Perfect creative, STEM-powered fun for girls who have interests in how things work. Ellie is an engineer. With a tool belt strapped over her favorite skirt (who says you can't wear a dress and have two kinds of screwdrivers handy, just in case?), she invents and builds amazing creations in her backyard workshop. Together with her best friend Kit, Ellie can make anything. As Kit's birthday nears, Ellie doesn't know what gift to make until the girls overhear Kit's mom talking about her present--the dog Kit always wanted! Ellie plans to make an amazing doghouse, but her plans grow so elaborate that she has to enlist help from the neighbor boys and crafty girls, even though the two groups don't get along. Will Ellie be able to pull off her biggest project yet, all while keeping a secret from Kit? Illustrated with Ellie's sketches and plans, and including backmatter with a fun how-to guide to tools, this is a STEM- and friendship-powered story full of fun!

Caldecott medalist Mordicai Gerstein captures the majestic redwoods of Yosemite in this little-known but important story from our nation's history. In 1903, President Theodore Roosevelt joined naturalist John Muir on a trip to Yosemite. Camping by themselves in the uncharted woods, the two men saw sights and held discussions that would ultimately lead to the establishment of our National Parks.

New York Times bestseller! Now a Netflix Series! “Packs plenty of information into a high-flying adventure.” —School Library Journal “Adventure, humor, and smart, likable characters make for a winning chapter book.” —Kirkus Reviews From the #1 New York Times bestselling team Andrea Beaty and David Roberts who created Ada Twist, Scientist and Iggy Peck, Architect comes a spirited story full of adventure, friendship, and science! This is a unique and exciting series of children’s chapter books for children, parents, and teachers who want to make STEM (Science, Technology, Engineering, and Math) fun. In Ada Twist and the Perilous Pants, Ada must rely on her curious mind, her brave spirit, and her best pals Rosie Revere and Iggy Peck to solve a mystery in her own backyard. Ada Twist is full of questions. A scientist to her very core, Ada asks why again and again. One question always leads to another until she’s off on a journey of discovery! When Rosie Revere’s Uncle Ned gets a little carried away wearing his famous helium pants, it’s up to Ada and friends to chase him down. As Uncle Ned floats farther and farther away, Ada starts asking lots of questions: How high can a balloon float? Is it possible for Uncle Ned to float into outer space? And what’s the best plan for getting him down? Collect the Whole Series: Rosie Revere and the Raucous Riveters: The Questioneers Book #1 Ada Twist and the Perilous Pantaloons: The Questioneers Book #2 Iggy Peck and the Mysterious Mansion: The Questioneers Book #3 Sofia Valdez and the Vanishing Vote: The Questioneers Book #4 Ada Twist and the Disappearing Dogs: The Questioneers Book #5 Aaron Slater and the Sneaky Snake: The Questioneers Book #6

"Eight-year-old Ada, who has a knack for science, math, and solving mysteries, teams up with her best friend, Nina, to find a missing dog."--

All five books in the fun illustrated Ada Lace chapter book series from Emily Calandrelli, host of the Emmy Award–winning Xploration Outer Space and executive producer and host of Netflix’s Emily’s Wonder Lab, are now together in one paperback boxed set! Ada Lace loves science, math, and technology. And when she moves into a new neighborhood, she uses her smarts and gadgets to fix problems and stop crime. Best of all, Ada’s very first investigation leads her to a new friend! With help from her best friend, Nina, Ada finds a missing dog, learns to appreciate art, cracks an extraterrestrial code, and more! This collection includes: Ada Lace, on the Case Ada Lace Sees Red Ada Lace, Take Me to Your Leader Ada Lace and the Impossible Mission Ada Lace and the Suspicious Artist

From Emily Calandrelli—Emmy-nominated host of Xploration Outer Space, host of Netflix’s Emily’s Wonder Lab, and graduate of MIT—comes the sixth novel in a fun illustrated chapter book series about an eight-year-old girl with a knack for science, math, and solving mysteries with technology. When third grader and inventor extraordinaire Ada Lace learns her teachers are in dire need of new school supplies, she’s eager to lend a helping hand—but how? With a bake sale? A class carnival? Most ideas seem out of reach for a kid like her, until Tycho suggests Ada try her hand at posting informational videos. If she’s able to build up a big online viewership, she could easily raise funds for their school. And with Nina as her visionary director, Milton as her comedic cohost, and Ada as the scientist star, making fun videos will be a piece of cake! Or so they think. What starts as an earnest try at making fun, science-based shorts ends up being a whole mess for Ada and the gang as they gain popularity and take on peer pressure, trolls, and tests of their friendships. With her rising internet stardom, will Ada be able to stay true to herself?

Eight-year-old Ada Lace is determined to win the robot-building competition but is struggling with her art class so she soon wonders if there might be a way to use both science and art to solve her problems.

From Emily Calandrelli—Emmy-nominated host of Xploration Outer Space, correspondent on Bill Nye Saves the World, and graduate of MIT—comes the fifth novel in a fun illustrated chapter book series about an eight-year-old girl with a knack for science, math, and solving mysteries with technology. Third grader and inventor extraordinaire Ada Lace is on spring break. But it’s just a little less relaxing than she’d imagined. Nina is beside herself with excitement about meeting her favorite artist and enlists Ada and Mr. Peebles’s coding-whiz nephew to help revamp her online portfolio. When Nina finally meets Miroir, he snubs her, and her confidence is shaken—but not enough to miss the art show opening. While there, Ada spots a suspiciously familiar painting that may mean Miroir isn’t the original he claims to be. Will the friends be able to reveal the artist’s true nature, before he fools someone else?