They may look different, but they all share the same underlying technology. The more we understand how that technology works, the more we can use the computers around us to help …

Learn AP Computer Science Principles using videos, articles, and AP-aligned multiple choice question practice. Review the fundamentals of digital data representation, computer …

Explore advanced computer science topics from algorithms (how we solve common computing problems and measure our solutions' efficiency), to cryptography (how we protect secret …

Unit 2: Computers Unit mastery: 0% Introducing computers From electricity to bits Logic gates and circuits Computer components Computer files

Use programming as a tool to design recommendation engines, model infectious diseases, create game levels, and more! Start with the Python fundamentals like variables, conditionals, loops, …

Systems of equations overview Introduction to systems of equations Equivalent systems of equations and the elimination method Solving systems of equations with substitution

In this course, we'll be teaching the concepts of the JavaScript programming language and the cool functions you can use with it in the ProcessingJS library. Before you dig in, here's a brief …

Programming is the process of creating a set of instructions that tell a computer how to perform a task. We can program using a variety of computer programming languages, such as …

Connecting networks How does the Internet connect one computer to another? Explore how bit rate, bandwidth, and latency affect how quickly we can transmit data.

Unit 11: Confidence intervals Unit mastery: 0% Introduction to confidence intervals Estimating a population proportion Estimating a population mean More confidence interval videos