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Have you ever found something amazing online? An item in a game? A special picture? A meme?

All kinds of people can learn to use computers to solve problems and express themselves.

There are many things around us that are hidden computers. For example, new smartwatches connect to the Internet to get weather information. Many digital cameras allow you to share photos immediately over wifi. Even some fridges and cars are computers!

What are computers made of? Hardware and software!

Programmers put pieces of code together in an algorithm. An algorithm is a sequence of instructions or a set of rules that are followed to complete a task. This task can be anything, so long as you can give clear instructions for it.

Fill in three things you’ve wondered about code, computers or technology. Start with I wonder.

Now you’ve met all of Ruby’s friends. Can you remember all of them? Open the file on left hands side and find them from the picture.

Computers are everywhere. You probably have over a hundred computers at home. No kidding! They are hidden in everything from cellphones to cars to coffee machines. Can you count how many computers you’ve seen today?