Strap in for a rip-roaring ride through the history of the universe, starting with the Big Bang, and bringing us right up to present day. What was the universe like when it was a few seconds old? How had it changed by its millionth birthday? And when did time even start, for that matter?! The story of the last 13.8 billion years in one handy volume, you can read about the start of stars, the growth of galaxies and the production of planets. Plus, there are some great dad jokes. Hold on tig...

Strap in for a rip-roaring ride through the history of the universe, starting with the Big Bang, and bringing us right up to present day.What was the universe like when it was a few seconds old? How had it changed by its millionth birthday? And when did time even start, for that matter?!The story of the last 13.8 billion years in one handy volume, you can read about the start of stars, the growth of galaxies

Why is a $5 note worth $5? Where do coins come from? What do banks actually do? All this and so much more is answered in A Quick History of Money, a crash course from cash cows to cryptocurrency.Money might sound all grown-up and serious, but the history of buying, selling, saving, and stealing is full of crazy stories and unbelievable facts. A Quick History of Money is here to show you the silly side, as well as give you...

Why is a £5 note worth £5? Where do coins come from? What do banks actually do? All this and so much more is answered in A Quick History of Money, a crash course from cash cows to cryptocurrency.Money might sound all grown-up and serious, but the history of buying, selling, saving and stealing is full of crazy stories and unbelievable facts. A Quick History of Money is here to show you the silly side, as well as give you ...

With clarity and humor, Martin Jenkins and Satoshi Kitamura take readers on a fascinating tour of the history of money.What can take the form of a stone with a hole in the middle, a string of shells, a piece of paper, or a plastic card? The answer is money, of course. But when did we start using it? And why? What does money have to do with writing? And how do taxes and interest work? From the Stone Age to modern banking, this lighthearted and engaging account trace...

Tired of following other people's rules? Think you can do better? Now's your chance! This innovative and fun new title from Lonely Planet Kids shows you how to design a completely new nation from scratch. Decide on the laws, choose your borders, make your flag, attract loyal citizens and lots more. You'll get to create, organise, govern and judge. You can be king, queen, big chief, emperor, president, dictator or whatever you decree. Includes fun projects to complete, bold full-colour illu...

Money can be paper or metal, can come in dollars, euros, pesos, or one of many other forms of currency, and can be used to pay for goods and services. Explanations of topics such as how we determine value, what exactly capital is and how it relates to money, and more are examined through accessible text. The gold standard, various currencies from around the world, and interest theory are also covered.

We see stars in the night sky as pretty, twinkling objects, but what exactly are they?A lot of the information we find out about stars, helps us understand other objects; pulsars, quasars, galaxies – even the origin of our universe. Here are some fun facts about stars.Do stars twinkle?What are stars made of?Do we know more about the inside of stars or the inside of Earth?Do stars have a life cycle?Is a dead star still a star?How do we measu...

Fathoming the boundlessness of space and the universe, we are immediately filled with curiosity about our own origins and wonder about the objects, life forms, and matter that populate the cosmos. Through the observations and work of astronomers over time, we have slowly been able to reduce the number of unknowns and develop explanations or theories for some of the celestial objects and phenomena we see. This space-traveling survey recounts some of the major discovery milestones in the fie...

Our sun is an average star in our galaxy. It is a sphere of burning gas that provides light and heat. It makes our plants grow and allows them to turn carbon dioxide into breathable oxygen.If our sun were to shine a little less or a little more brightly, life as we knew it would not exist. A drop of less than 2% of the sun's energy output would turn Earth into an ice-covered planet.So how much do you know about this glowing sphere that controls our world. Can you answer these...

With photos, experiments, and more, this "appealing and highly informative" science book from the beloved TV host is "a winner" ( School Library Journal).Science educator, TV host, and New York Times–bestselling author Bill Nye is on a mission to help young people understand and appreciate the science that makes our world work. Featuring a range of subjects—physics, chemistry, geology, biology, astronomy, global warming, and more—this profusely ill...

Chatbots are computer programs designed to simulate human conversations. They are used in messaging apps, websites and social networks to provide automated customer support, answer questions and help people complete tasks.They are important because they allow companies to serve customers quickly and efficiently, 24 hours a day, 7 days a week. This can help improve customer satisfaction and increase customer loyalty. Additionally, chatbots can be programmed to perform specific tasks...