Technology Mystery

How does a cocoa bean become a delicious chocolate bar? Cocoa beans ripen. Workers open the pods. Next the sun dries the beans. The beans are roasted. Find out what step happens next in the process of making chocolate.

How does a swimming tadpole become a hopping frog? A tiny tadpole leaves its egg. It swims and eats. Its tail gets longer. Soon back legs grow. Then front legs grow. Follow the frog's life cycle step by step.

How does a butterfly grow? It starts with a mother butterfly laying eggs. Next the eggs hatch. A caterpillar eats and grows. Then it sheds its skin. See what happens step by step in a butterfly's life cycle.

How does a tree become a baseball bat? First, a tree is cut into logs. Then logs are cut and shaped. Next a machine carves them. Then the bat is sanded. Follow the process step by step.

The history of every town with a long history in the end grows around the myths and legends where truth and fiction are entwined. But there is a special city - the keeper of history, in which is stored a special, often mystical spirit of past centuries, where there are places where sometimes events occur that cannot be explained from the standpoint of modern science ... Such a city is Moscow.

Does your child realise just how amazing the ocean is? Help them understand with these 67 mind-blowing facts about the water that takes up over 70 percent of our planet! Will your child believe how many people have been into space compared to deep sea? In 67 Amazing Facts About the Brain for Kids, they’ll discover some unbelievable facts about the ocean and just how special it is.

The universe is rapidly expanding. Of that much scientists are certain. But how fast? And with what implications regarding the fate of the universe? Ellen Jackson and Nic Bishop follow Dr. Alex Fillippenko and his High-Z Supernova Search Team to Mauna Kea volcano in Hawaii, where they will study space phenomena and look for supernovae, dying stars that explode with the power of billions of hydrogen bombs. Dr. Fillippenko looks for black holes--areas in space with such a strong gravitational pull that no matter or energy can escape from them--with his robotic telescope.

In "Moth Mysteries: Unveiling the Life Cycle," young listeners are invited on an enchanting journey to explore the fascinating world of moths. Through engaging narratives, this book unveils the secrets of a moth's life, from its beginning as a tiny egg to its transformation into a beautiful adult. Along the way, listeners will discover the challenges and triumphs moths face throughout their life cycle, learn about different types of moths, and understand the vital role these creatures play in nature.

Early one morning in 1995, a rancher in Humacao, Puerto Rico, found three of his goats dead. The blood seemed to have been drained from their bodies. As dozens more farm animals were found dead across the island, the fear of the so-called Chupacabra—the "goat sucker"—grew. But was a mysterious cryptid really responsible for all of these deaths? And if so, where would it go next? Follow the trail of the Chupacabra in this exciting new title.

In Nerdy Babies: Rocks, follow our intrepid babies to the center of the earth. Check out the variety of landforms that occur around the world. Plus, learn about the layers of rock that make up the ground we walk on in this simple text written in question-and-answer format.

Bogen "Sprintere" fortæller historier om nogle af verdens bedste og mest berømte sprintere. Bogen kommer blandt andet omkring Usain Bolt, Wilson Kipketer og Marion Jones og fortæller om løbernes rekorder og særheder - og om dem, der gik så langt for at vinde, at de valgte at snyde. Fagklub er navnet på en serie af fagbøger rettet mod de yngste læsere. Det er bøger om spændende personer og emner fyldt med interessante fakta og gode historier. I serien fortælles blandt andet om Nadia Nadim, Lukas Graham, Christopher og om at være youtuber.

Du elsker slik. Dine venner elsker slik. Alle elsker slik. Men hvor meget slik spiser vi danskere om året? Hvilket stykke chokolade er det mest populære? Kan det passe, at lakridskonfekt blev opfundet ved et uheld? Lyt med, og få svarene. "Carlsens Klogebøger" er en serie, der gør dig klogere på ting, du gerne vil vide mere om. Christian Mohr Boisen (f. 1970) er cand.mag. i dansk, forfatter, oversætter og fodboldjournalist. Han skriver for store dagblade og magasiner, blandt andet Børsen og Euroman.

Over the past five million years, our species has spread from the plains of East Africa to every inhabitable landmass on our planet. Combinations of our technological know-how, scientific knowledge, and complex societies have allowed humanity to shape and affect our environment more than any of our fellow species, even to the point of our peril. How did we get to this situation? What are some of our ancestors' choices as individuals, societies, and species that shaped our history to the present day?

What do you think a tidepool might be? Some tidepools only exist at low tide. In what locations do you think tidepools are found? Tidepools are usually found at the seashore. The seashore, foreshore, or intertidal zone is the place that is above water at low tide and below water at high tide. This is also called the tidal range.

Explore the magic of Alaska and learn a little something about the northeast country of the United States, the people, the natives, what "Alaska" means, and much, much more along the way.

This beautiful tale follows a raindrop’s journey on Earth, from the time of the dinosaurs to the creation of the earliest cities and beyond. It explains how Earth has depended on the same water supply throughout its existence by flowing and falling all around us, fueling and forming much of what we have seen and used for millions of years.

In Nerdy Babies: Transportation, follow our intrepid babies when they’re on the go. Experience skating on rollerblades, flying on air balloons, exploring underwater in a submarine, and riding cross-country on a car. Plus, learn about how different air, land, and sea travel can be in this simple text written in question-and-answer format.

In Nerdy Babies: Space, follow our intrepid infants into the great unknown. Check out the moon and the sun and all the planets in our solar system. Plus, learn about gravity and orbits in this simple text written in question-and-answer format.

There are at least one million different species or kinds of creatures in the ocean. You can do many things to help save these ocean creatures.

If the groundhog sees its shadow, there will be six more weeks of winter. Moss grows only on the north side of a tree. No two snowflakes are alike. You may have heard these common sayings or beliefs before. But are they really true? Can they be proven using science? Let's investigate 17 statements about Earth, weather, and the environment and find out which ones are right, which ones are wrong, and which ones still stump scientists! Find out whether all deserts are hot!