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Build a microchip pattern with LEGO Dots, ink it, and print a whole batch. Start with a read-aloud from Hello Ruby: Journey Inside the Computer, then end by inventing what your microchip might do—and wondering about the world of nanometers.

What does computer science and counting have to do with each other? Computers might seem smart, but they actually do the same kind of adding, multiplying and dividing that we do. This is called arithmetic.

Algorithms need data to be able to work. Every time you like something online, give thumbs up to a video, or click on a link, the website stores it as data.

Computer science is all about information. The information computers store and send is called data.

With the help of decoder you can make your own code key and write secret messages!

Emojis are images like faces, weather, food, animals and activities we use in text messages, emails and online. Emojis are a way to share our feelings like show humor or affection in our messages. Emojis have turned into a creative language of their own.