Practice-It!

"Practice-It makes perfect!"

Building Java Programs textbook Practice-It is a web application to help you practice solving Java programming problems online. Many of the problems come from our textbook, Building Java Programs (2nd edition), by Stuart Reges and Marty Stepp. Other problems come from the University of Washington's introductory Java courses.

To use Practice-It, first create an account, then choose a problem from our list. Type a solution and submit it to our server. The system will test it and tell you whether your solution is correct.

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Developed by Marty Stepp and Jessica Miller, instructors at the University of Washington. Many problems have been added by teaching assistants and colleagues; we thank them for their help.

About Practice-It!

New instructor features allow a teacher to see which problems have been solved by his/her students, to facilitate the use of Practice-It as a tool for assignable homework. If you're a teacher and want to try out these new features, sign up for an instructor account or request an upgrade to your existing account.

Is there a problem?
Contact a Practice-It administrator.