Add a button to an app
Learn more concepts in Kotlin—including classes, objects, and conditionals—to create an interactive app for your users.
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Classes and object instances in Kotlin
Create a Kotlin program that generates random numbers to simulate rolling dice.
Create an interactive Dice Roller app
Learn how to add a button and modify the activity code of an Android app.
Add conditional behavior in Kotlin
Create a Kotlin program that uses conditionals to compare a user's dice roll with a given lucky number.
Add images to the Dice Roller app
Enhance the user experience by adding images to the Dice Roller app.
Write unit tests
Learn why testing is important, what unit tests look like, how to write unit tests, and how to run them.
Intro to debugging
Learn to read stack traces and familiarize yourself with the debugging tools in Android Studio.
What can you build with these basics?
Learn where you can go from here!