Technologys Child

Mercurio, Venus, Tierra, Marte, Júpiter, Saturno, Urano y Neptuno son los ocho planetas que giran alrededor del Sol. Unos viajan rápidamente y otros lentamente. ¿Qué más tienen de especial estos objetos del espacio?

¿Cómo encuentra una biznaga suficiente agua para crecer en un desierto? ¿Cómo resisten el calor las liebres, las serpientes y las lagartijas? Calma tu sed y descubrirás por qué el desierto es uno de los tesoros de la Tierra.

Una polea es una máquina simple. Las máquinas simples facilitan el trabajo, como levantar cargas pesadas o mover cosas de arriba a abajo. Las poleas nos ayudan a levantar cosas que no podemos levantar solos. ¿Qué más puede hacer una polea?

La rueda es una máquina simple. Una máquina es cualquier herramienta o aparato que facilita el trabajo. Las ruedas giran alrededor de un eje. Las ruedas nos permiten movernos más rápido de un lugar a otro. ¿Qué más pueden hacer las ruedas y los ejes?

A baby kangaroo lives in its mother’s pouch. A zebra group is called a dazzle. A mother octopus has 50,000 babies! Find out how animal families care for their young, keep one another safe, and share duties. 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.

Una rampa es una máquina simple. Las máquinas simples facilitan el trabajo. Las rampas ayudan a los trabajadores a mover las cosas pesadas de un lugar alto a otro bajo. ¿Qué más pueden hacer las rampas?

A bear sleeps in a den. A snake might coil around a branch to rest. A crab carries its home on its back! Find out where all kinds of animals live—in the water, up in the trees, or burrowed underground. 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.

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.

You push your friend while they swing. You pull open a door. What happens when you push or pull an object? Let’s investigate pushing and pulling forces!

The mountain habitat provides shelter and water for cunning predators, and the wolf and the golden eagle thrive there. The wolf can travel 50 miles a day to find prey. The striking force of a golden eagle’s talons can be compared to that of a bullet. But which animal is the fiercest of the ecosystem? Compare and contrast each animal’s features and skills before you declare the winning predator.

Sounds can be loud. Sounds can be soft. We use our ears to hear all kinds of sounds. But how is sound made? Let’s investigate to find out about sound!

Scientists put things into groups so they are easier to study. Materials have different properties. What are they, and how they are grouped? Let’s investigate materials!

The dark floor and muddy rivers of the rain forest are perfect for hunting, and the jaguar and crocodile both stalk their prey with ease. But which animal is the fiercest of the ecosystem? Does the jaguar's speed give it an edge? Or does the crocodile's strength make it superior? Compare and contrast each animal’s features and skills before you declare the winning predator.

With big eyes and ears and colorful bodies, a lot of creatures in nature look very cute. But don’t be fooled by their adorable appearance. When provoked, these animals can easily injure or kill a person. Their defense mechanisms like poison and sharp teeth and claws can turn them from darling to deadly. Get ready to discover some of the world’s cutest killers.

The massive grassy African savanna is filled with the hunting activity of predators and their prey. The stamina of the hyena allows the animal to hunt its prey until it is too tired to fight. The lion’s strength makes its attacks swift and severe. But which animal is the fiercest of the ecosystem? Compare and contrast each animal’s features and skills before you declare the winning predator.

Hippos are one of the largest land mammals in the world! These big vegetarians prefer to spend their time in the water. Listeners will enjoy learning all they can about hippos.

In 1752, the sky in Philadelphia, Pennsylvania, darkened. A thunderstorm was coming. Benjamin Franklin was ready to perform an experiment. He wanted to show the electrical nature of lightning. His experiment was a success, but he didn’t discover electricity that day. Myths about Franklin and his experiment have been told for years. Discover what’s real and what’s fiction through infographics, primary sources, and expertly leveled text.

The world is full of furry, cuddly-looking animals. They often seem harmless at first glance. But don’t try to snuggle with these fuzzy creatures. Many of them can be very dangerous. Some have razor-sharp claws and teeth. Others are incredibly strong. Still others are poisonous or carry deadly diseases. Prepare to meet some of the world’s cuddliest killers.

In science fiction, jet packs let people zoom through the air at high speeds. Discover the science and technology behind what it would take to make a real-life jet pack!

In science fiction, people upload their minds into computers for them to be stored. How could this futuristic way of preserving the mind work? Scientists have some ideas, which involve mapping the brain cell by cell. Discover the science and technology behind what it would take to upload a mind in real life!