We learn about lossless data compression and file formats.
CodeHS is a comprehensive computer science teaching platform for middle schools and high schools. We provide web-based curriculum, teacher tools and resources, and professional development.
Sign up for a CodeHS account at codehs.com today and continue through our curriculum!
![](https://i.ytimg.com/vi/jFZdD5hc_OQ/maxresdefault.jpg)