100 Things to Know About Numbers, Computers & Coding
Discover the Quicklinks for this book
Age: 8+
Browse fact-filled videos about numbers, computers and coding, along with quizzes and activities where you can:
- Test how many digits of pi you can remember.
- Try and beat a computer at chess.
- Code an Angry Bird to move through a maze.
Scroll down to see all the links
Fascinating Facts about Numbers
- Unlucky numbersAre you afraid of the number 13? Find out about strange superstitions and unlucky numbers.Take me there
- What is zero?Follow the amazing history of zero.Take me there
- Numbers in natureSee the ways pi and the Fibonacci sequence appear in nature.Take me there
- Playing cardsSee how shuffling a deck of cards can lead to billions of outcomes.Take me there
- Fun factsDiscover how many times you can fold a piece of paper and other fascinating facts.Take me there
Quiz Yourself!
- Prime numbers quizCompete against the computer in a prime numbers quiz. (Prime numbers can only be divided by 1 or the number itself.)Take me there
- Fun numbers quizHow many questions can you answer?Take me there
- Pi brainHow many digits of pi can you remember? (Point at "Learn About Pi" and click on "One million digits of pi" if you get stuck.)Take me there
- Count like an EgyptianQuiz yourself on ancient Egyptian numbers.Take me there
- Number crackerCan you guess what number comes next? (Click "Play Now", then choose your difficulty and click "Start Game".)Take me there
- Roman numbersTest your knowledge of Roman numerals.Take me there
Number Games and Activities
- Chess challengeCan you beat a computer at chess?Take me there
- Count with your fingersDiscover how to count to over 1,000 on your fingers.Take me there
- Code an Angry BirdCan you move Angry Bird through a maze?Take me there
- Battle codes
Make scytales to send and decode secret messages. (Find out about scytales in topic 64: "Secret codes of battle...")
Take me there - I'm thinking of a number...Can you solve this brainteaser?Take me there
All About Code
- How to make a video gameFind out how coders use programming languages to make video games.Take me there
- Ones and zerosDiscover how ones and zeros, or binary code, help computers work.Take me there
- Coded messagesLearn how codes keep you safe online.Take me there
- Creative codingMeet an artist who uses code to make art.Take me there
- DNA spycraftFind out how DNA could be used to send secret messages or store data.Take me there
Computers Everywhere
- Who invented the computer?Watch a video about the earliest computers and their inventors.Take me there
- Artificial intelligence
Find out about artificial intelligence, or AI, - with cake!
Take me there - Future computersWatch a video about super-fast, light-powered computers.Take me there
- Feeling musicDiscover a computer-operated "sound shirt" that turns music into touch sensations.Take me there
- One smart phoneSee how your smartphone calculates your location.Take me there
- Guess the linePlay a game in which AI guesses what you are drawing.Take me there
Discover hundreds of fascinating facts with Usborne
Browse accessible introductions to a range of subjects, packed with facts and colorful infographics.
Award WinnerAge: 8+US$14.99- Age: 8+US$14.99
- Age: 8+US$14.99
- Age: 8+US$14.99
- Award WinnerAge: 8+US$14.99
- Age: 8+US$14.99
- Age: 8+US$14.99
- Age: 8+US$14.99
- Age: 8+US$14.99
