Any project for java beginner?

Answer 1

Resources for practice:
https://w3resource.com/java-exercises/
https://www.sololearn.com/discuss/437973/?ref=app

Ideas:
https://www.sololearn.com/discuss/474481/?ref=app
https://www.sololearn.com/discuss/303539/?ref=app
https://www.sololearn.com/discuss/1037413/?ref=app
https://www.sololearn.com/discuss/187862/?ref=app

Answer 2

Yeah, you can create simple calculator.
I enter 2 numbers and an operator and your code returns result.