検索キーワード： 科学・テクノロジー

A piece of silk is smooth. Tree bark is rough. Why are some objects smooth and others rough? Find out in this series about materials and their properties. Informative, at-level text helps listeners understand the differences between smooth and rough objects.

A bowling ball is heavy. A feather is light. Why are some items heavy and others light? Find out in this series about materials and their properties. Informative, at-level text helps listeners understand the differences between heavy and light materials.

Genes, although tiny and imperceptible, play a pivotal role in shaping our physical characteristics, unless modified by medical intervention. Originating from the first man and woman, genes come in various types, with Y-Chromosomes and mtDNA being extensively studied by geneticists. Y-DNA is inherited exclusively from fathers to sons, perpetuating through generations of male lineage, while mtDNA is passed from mothers to all their offspring, albeit only daughters can transmit it further.

En todo el mundo se talan árboles. Pero ¿por qué se talan los bosques lluviosos, y qué ocurrirá si se desaparecen? En esta novela gráfica de no ficción, Max Axiom y la Sociedad de supercientíficos tienen la misión de averiguarlo.

The polar regions are very cold and very windy. There is snow and ice everywhere, but I love my home. My feet help me walk on the slippery ice, but I am not a penguin. My thick fur keeps me warm but I am not an Arctic fox. What animal am I? Listen to the clues and guess!

Hay innumerables animales en todas partes del mundo que están en peligro de desparecer. Pero ¿por qué se van extinguiendo estas especies, y qué ocurrirá cuando las perdemos? En esta novela de no ficción, Max Axiom y la Sociedad de supercientíficos tienen la misión de averiguarlo.

Ready to make some noise? These hands-on, not-so-ordinary science projects are for you! Design melodic musical instruments and squawking noisemakers. Turn up the bass with activities that let you see sound. Then, learn the science behind each rocking racket! Simple step-by-step instructions make it easy to start experimenting and discover just how fun STEM can be.

The ocean is salty and can be warm or cold. It covers 70 percent of the Earth and is my home. I love to hunt and eat fish but am not an octopus. I am a graceful swimmer and can jump out of the water but am not a dolphin. What animal am I? Use the clues and guess!

Biomes are home to unique animals and plants. Introduce beginning listeners to the Great Barrier Reef! Listeners will learn about the characteristics of the reef and how corals, fish, anemones, rays, birds, and other animals have adapted to life in and around this amazing biome.

A nail is hard. A cotton ball is soft. Why are some objects hard and others soft? Find out in this series about materials and their properties. Informative, at-level text helps listeners understand the differences between hard and soft materials.

¡Hola! Soy un gran tiburón blanco. No te espantes por mis dientes filosos. Comencé la vida siendo mucho más pequeñito, ¡al igual que tú! Aprende más sobre el ciclo de mi vida desde que era una cría hasta ser el mayor depredador del mar.

Grrr! The photo-guessing game in the included PDF challenges kids to guess whose ears are in the images. The furry, floppy, and finely-tuned answers may be surprising!

Stomp! The photo-guessing game in the included PDF challenges pre-listeners to guess whose feet are in each image. The swift, dainty, and webbed answers may be surprising!

A dirt trail in the woods is covered with thick mud and big bumps. What vehicle can get through? An ATV! All-terrain vehicles have wide, bumpy tires that provide good grip on all types of land. Young listeners will find out about the types of ATVs, their main parts, and how these versatile vehicles can be used for work and fun.

Introduces early listeners to environmentalist concepts including recycling and composting, and what they can do to help the environment. Features real-life examples of kids who have made a difference.

Sniff! The photo-guessing game in the included PDF challenges kids to guess whose nose appears in each image. The sniffling and snort-worthy answers may be surprising!

Rocks are all around you. They are in your house, backyard, and even your food! Rocks are grouped into types, like sedimentary, igneous, and metamorphic. Some rocks are actually minerals, and from minerals we get beautiful gemstones.

Did you know all dogs have a different nose print? Have you wondered how many breeds of dogs there are? Young listeners will learn about dog's senses, behavior, life cycle, and more in this fact-filled book.

What can you do with a box? Anything you can imagine! A way-cool cellphone holder, a party pinata, savvy storage solutions, and more! Think outside the box with more than 10 easy recycled cardboard projects!

It's time to go camping! With an RV, you will have everything you need! An RV is like a house on wheels. It has beds for sleeping. You can cook in an RV's kitchen. There are comfy places to sit too.