検索キーワード： 科学・テクノロジー

Whether it's being lost in a cave or caught in a collapsed mine, being trapped underground can be terrifying. You may be cold, wet, hungry, and stuck in absolute darkness. Even worse is not knowing if anyone will ever find you. Find out how people survived their ordeal in these true stories of those who were trapped underground in this book from the Fighting to Survive series.

¿Alguna vez te has preguntado qué hay dentro de esa “cosa” en una planta? ¿Y qué hay de lo que vive dentro de ese agujero del árbol o qué vive dentro de esa “pila de hojas o ramas? Explora y aprende por qué algunos de estos objetos de la naturaleza están en el libro más reciente de la Fotógrafa de Naturaleza y Naturalista, Mary Holland.

Las focas y los leones marinos tienen un aspecto similar y algunas veces es complicado saber cuál es cuál. Ambos mamíferos marinos nadan con aletas y pueden encontrarse en océanos alrededor del mundo. Uno tiene orejas visibles, mientras que las orejas del otro no son externas. Uno atraviesa el agua utilizando sus aletas traseras, mientras que el otro usa sus aletas frontales para nadar. Ya sobre tierra, uno rebota hacia sus alrededores, mientras que el otro puede “caminar” sobre sus aletas.

¿Qué tienen en común y en qué se diferencian los cangrejos y las langostas? Aunque ambos animales viven en el océano, uno prefiere nadar y el otro caminar. Uno puede ser encontrado en pozas costeras y el otro en alta mar. Ambos tienen esqueletos en la parte externa de sus cuerpos. ¡Hay mucho más sobre estos animales además de ser un buen alimento para nosotros! Aprende sobre estos crustáceos fascinantes en la edición más reciente de la serie de Un libro de comparaciones y contrastes.

Did you know that there are more insects than any other group of animals? The diversity of insects is staggering. What do ants have in common with bees? What’s the difference between a butterfly and a moth? How are ladybugs and weevils related? Some insects have a set of wings, some have two, but others might not have any. Some insects have a hard outer shell (exoskeleton). Learn how insects are alike and how they are different in this latest addition to the Compare and Contrast Series.

Seals and sea lions look very similar, and it’s sometimes difficult to tell them apart. Both marine mammals live in oceans all over the world. One has visible ear flaps, while the other has ears but no external flaps. One swooshes through the water using their back flippers, and the other uses their front flippers to swim through water. On land, one bounces along, and the other can “walk” on their hind flippers. Learn about the similarities and differences between these marine mammals in this latest addition to our Compare and Contrast Series!

¿Sabías que hay más insectos que cualquier otro grupo de animales? La diversidad de insectos es asombrosa. ¿Qué tienen en común las hormigas con las abejas? ¿Cuál es la diferencia entre una mariposa y una polilla? ¿Cómo están relacionados los gorgojos y las mariquitas? Algunos insectos tienen un par de alas, otros tienen dos pares y hay algunos que no tienen alas. Algunos insectos, aunque no todos, tienen un caparazón duro y externo (exoesqueleto). Aprende en qué se parecen y diferencian los insectos en esta nueva entrega de la serie de Comparaciones y Contrastes.

When one hears the word “panda” most people immediately think of the large, black and white “panda bears.” Yes, they are a type of bear. Did you know that red pandas are in an animal family of their own? While the two animals may not be related through animal classification, they share similar characteristics like a “thumb wrist” and a reliance on bamboo. Explore the similarities and differences between these mammals in this latest addition to the Compare and Contrast Series!

What do crabs and lobsters have in common, and how are they different? While both animals live in the ocean, one prefers to swim and the other walks. One can be found in coastal tidepools and the other offshore. They both have skeletons on the outside of their bodies. There’s more to these animals than just being good food for us. Learn about these fascinating crustaceans in the latest addition to our Compare and Contrast Series.

Have you ever wondered what’s inside that “thing” on the plant? What about what lives in the hole in the tree or what lives inside that “pile of leaves or sticks?” Explore and learn what some of these natural history objects are in this latest book by Nature Photographer and Naturalist Mary Holland.

On November 24, 1971, an unidentified man hijacked an airplane that was flying from Portland, Oregon, to Seattle, Washington. He demanded $200,000 and told a flight attendant that he had weapons. After stopping in Seattle, the hijacker was given the money and he released the attendants. But he demanded that the pilots stay on-board, refuel, and fly him to Mexico City. Just thirty minutes after the plane took off, the man jumped out of the aircraft and parachuted away...never to be seen or heard from again. Did he escape with the money? Did he even survive the jump?

Join our dynamic team of electrical friends as they embark on a thrilling mission to fix Indy's beloved music player. When the music suddenly stops playing, it's up to Cap, the clever capacitor, Indy, the curious inductor, Elle, the energetic electricity, and Cory, the helpful extension cord, to save the day!

Flutter, flutter! What did you just see? Was it a butterfly or a moth? Butterflies and moths are similar, but they have some important differences. Find out how their colors, antennae, bodies, and behaviors can all help you tell these two animal look-alikes apart.

Everyone knows that fish swim. But are there fish that fly? You have questions and this book has the answers. Find out about the lives of certain fish and their unique abilities to move through the water.

Falcons dive through the air. These birds of prey can reach speeds of more than 240 miles an hour! Their thin bodies and long, pointed wings help them go fast. Young listeners will be quick to learn all they can about fierce falcons.

Plastic is everywhere...even in our oceans! But how did it get there, and why does it matter? Max Axiom and the Society of Super Scientists are on a mission to find out. Using their superpowers and super-smarts, the team will break down this complex environmental issue into an exciting, fact-filled adventure so young listeners can learn about the causes and effects of plastic pollution and discover steps we can all take to clean up Earth's waters.

Looking for science-themed makerspace projects that won't take too long? Look no more! From bots and goo to lava and cells, these 10-minute STEM projects will have kids making in no time!

¡Que llueva, que llueva! ¿Quieres que deje de llover? Descubre por qué la lluvia es importante. Descubre qué pasa cuando llueve muy poco o cuando llueve mucho. Aprende cómo se forma la lluvia.

Esto no es un aguacero común y corriente. Después de los rayos, vienen los truenos. ¡Es una tormenta! Descubre más sobre las luces gigantes que saltan en el cielo y qué produce los truenos.

Animals are busy! Sea dragon fathers care for babies. Eagle parents build giant nests. Sea lions stand guard for one another. In every animal community, animals have jobs to do, just like people! Accessible and fun K-3 level information reveals the animal world to young listeners and researchers in this Pebble Explore title from the Animal Societies series.