Please enable JavaScript to use CodeHS

Introduction to the Internet

Introduction to the Internet is an introductory computer science course that introduces the basics of designing a web page and how information and images are represented with computers. Students will create a portfolio on the web to showcase projects they built throughout the course.

Web Design

In this unit, students learn the basics of HTML, CSS, and the processes involved in viewing web pages on the internet. Students create several simple web pages using the CodeHS online editor to gain practice using the various features of HTML and CSS.

Digital Information

Students learn about the various ways we represent information digitally. Topics covered include number systems, encoding data, programmatically creating pixel images, comparing data encodings, compressing and encrypting data.

The Internet

Students explore the structure and design of the internet, and how this design affects the reliability of network communication, the security of data, and personal privacy.

Try it!

Check out the programs you'll be able to make
view demos

Learning on CodeHS