Learn AP CSA in 30 Weeks!

Want to learn AP Computer Science A and prepare for the AP CSA exam? Join us for a free 30-week AP CSA lecture series designed to guide you through the course content step-by-step while giving you plenty of opportunities to practice what you learn!

Starting Monday, September 21, a new lecture will be posted every Monday. Each week will focus on important AP CSA concepts and Java programming skills, building throughout the series as you work toward being prepared for the AP exam.

Video Lecture Series Learning Content

The Destination for Beginners, Students, and Teachers of Java

Why Java?

Learner's Corner

Teacher's Corner

Try out Modern Java Now

The Java Playground allows you to run snippets of program code to see the results. The way the Java Playground works, no class or main method is required. Just hit run below!

Learning Java Has Never Been Easier

Videos to get you started

AP CSA in 30 Weeks(2026): Week 1 - Topics 1.1 to 1.4

In this first lecture, we cover AP CSA Topics 1.1 to 1.4, building the foundation you'll need as you begin your AP Computer Science A journey.

AP CSA in 30 Week: Week 2 - Topics 1.5 to 1.6

In this week's lecture, we continue Unit 1 by covering AP CSA Topics 1.5 and 1.6, casting and compound operators.

Java Conditional Operator (? :) Explained

In this Java 101 video, we explore the conditional operator and how it can be used as a shorthand for simple if-else statements!

Java Console Input & Output Explained (Using the IO Class)

Take the next step beyond primitives by learning about reference data in Java.