Sarah L Thomson

Straight-laced fifth grader Emily's world is turned upside down when new neighbor and free spirit Rani moves in with her dog Otto.

Explains how scientists think saber-toothed cats lived, hunted, and became extinct. Back matter explores other large-toothed predators and provides additional print, visual, and web resources.

Questions answered about dinosaurs, their size, climate, what they ate, what happen to them, and meet the paleontologist that studies them.

"From where elephant habitats are found to what it's like to be an elephant to why elephants are endangered and who has been working hard to save them, this book gives readers all the facts they know to become elephant experts"--Provided by publisher.

Seeking the third key, middle school geniuses Sam, Martina, and Theo must navigate New York City following clues related to Alexander Hamilton, solving--and surviving--puzzles and traps along the way.

Discusses the physical characteristics, behavior, habitat, life cycle, and endangered status of tigers.

Profiles facts about dolphins for beginning readers, such as the noises they make, how these noises help them find food, communicate with other dolphins, or avoid predators.

Mella, a young girl trained as a dragon keeper, learns that the legends of old are true when she is entrusted with carrying a dragon's egg to the fabled Hatching Grounds, a dangerous journey on which she is assisted by a knight's squire.

"In this picture book about exploring the big snowy world, a tiny polar bear learns that she can be brave--especially with Mom close by"-- Cub knows all about the familiar world in the snow den where she was born. When she follows Mom out of their den, tumbling into the ARctic wilderness, she finds that the world under the wide blue sky is big, big, BIG! It's easy to be curious when there's so much to explore--and when Mom is nearby. But when she...

Help kids ages 6 to 9 discover the life of Neil Armstrong-a story about working hard and achieving the impossible Neil Armstrong became the first person ever to step foot on the moon. Before he flew space missions and made history with his moon landing, Neil was a curious kid who loved putting together model airplanes. He dreamed about pushing the boundaries of flight and studied hard in school to achieve his goals. Explore how Neil went from...