Is a spider an insect? Is a ladybug a bug? Lean how to tell what is an insect and what isn't, and discover the fascinating world of the tiny creatures who live in your own backyard.

    She knew how many miles it was to the moon (and how many back). She loved studying algebra and geometry and calculus and using math to solve problems in the outside world.Soon math led her to MIT and then to helping NASA put a man on the moon! She handwrote code that would allow the spacecraft’s computer to solve any problems it might encounter. Apollo 8. Apollo 9. Apollo 10. Apollo 11. Without her code, none of those missions could have been completed.Dean Robbins and Lucy Knisley deliver a lovely portrayal of a pioneer in her field who never stopped reaching for the stars.

    She goes on to explain that even one tree is nice, if it is the only one you happen to have.Some of the reasons why trees are so good to have around are funny. Some are indisputable facts. But in all of them there is a sense of poetic simplicity and beauty which will be sure to entrance any young child. Whether he knows one tree or many, he will relish the descriptions of the delights to be had in, with, or under a tree.Marc Simont's joyous pictures, half of them in full color, accentuate the child-like charm of the words. And each painting of a tree or trees shows just how very nice they can be.

    Beloved author-illustrator Aliki’s simple, engaging text and colorful artwork show young readers how they use their senses to smell a rose or play with a puppy. This oversize edition—perfect for sharing in a library or classroom—invites young readers to use each of their five senses to explore the world around them. Both text and artwork were expert-reviewed for accuracy.As Children's Books and Their Creators put it: Aliki "treats complex topics clearly and succinctly while providing lively pictures, with informative details and humorous elements often appearing in 'balloons.'" Aliki's books continue to speak to today's young readers.This is a Level 1 Let’s-Read-and-Find-Out, which means the book explores introductory concepts perfect for children in the primary grades and supports the Common Core Learning Standards and Next Generation Science Standards. Let’s-Read-and-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.

    The book takes readers through the leaves’ initial change from green to red, yellow, and orange, the shedding of the leaves, and the leaves crumbling as winter approaches. Extensive back matter explains the science behind this process to the youngest of budding scientists.

    In rhyming poetic form and with luminous artwork, this book shows us the marvel of natural cooperation between plants, animals, and insects as they each play their part in the forest's cycle of life.

    WeatherWill it be warm or cold?Should we wear shorts or pants?Shoes or boots?Read and find out why the weather is so difficult to predict.

    But do you know about the mathematical genius who made sure that Apollo 13 returned safely home?As a child, Katherine Johnson loved to count. She counted the steps on the road, the number of dishes and spoons she washed in the kitchen sink, everything! Boundless, curious, and excited by calculations, young Katherine longed to know as much as she could about math, about the universe.From Katherine's early beginnings as a gifted student to her heroic accomplishments as a prominent mathematician at NASA, this is the story of a groundbreaking American woman who not only calculated the course of moon landings but, in turn, saved lives and made enormous contributions to history.

    Discover the incredible story of the search for life on Mars, told from the unique perspective of Curiosity, the Mars Rover sent to explore the red planet.Markus Motum's stylish illustrations and diagrams reveal how a robot travelled 350,000,000 miles to explore a planet where no human has ever been.

    Illustrates the concept of big, bigger, and biggest by comparing the physical measurements of such large things as a blue whale, a mountain, a star, and the universe.

    But it’s not always easy to catch sight of these six-legged creatures: you have to know where to look. Guided by this book, readers will happily become insect detectives and find out just what those bugs are up to.

    Open the huge fold-out pages to discover some of the longest, heaviest and most terrifying of all creatures-from the mighty brachiosaurus to the fearsome tyrannosaurus.

    Layering photographs taken from the Hubble telescope into charming and expressive art, illustrator Susanna Chapman zooms in on one child's experiences: Ada knows that the best place for star-gazing is on the island in Maine where she vacations with her grandparents. By day, she tracks osprey in the trees, paddles a kayak, and hunts for shells. But she's most in her element when the sun goes down and the stars blink to life. Will the fog this year foil her plans, or will her grandfather find a way to shine a spotlight on the vast puzzle of the universe . . . until the weather turns?

    Have you ever wondered just what happens when you flush a toilet, or what goes on inside a light bulb? Do you want to know how a digger scoops up soil, why boats float and what keeps planes up in the air? Lift the flaps to see inside how things work--from everyday inventions to massive machines.

    "How many seeds are in a pumpkin?" Mr. Tiffin asks his class as they gather around the big, medium, and small pumpkins on his desk. Robert, the biggest kid, guesses that the largest one has a million seeds; Elinor, sounding like she knows what she's talking about, guesses the medium one has 500 seeds; and Anna, who likes even numbers better than odd ones, guesses that the little one has 22. Charlie, the smallest boy in the class, doesn't have a guess. Counting pumpkin seeds is messy business, but once the slimy job is done... well, you'll have to read and find out!