1. **Oracle's Java Tutorials:**
- Official tutorials covering basic to advanced Java concepts.
- Link: [Oracle Java Tutorials](https://docs.oracle.com/javase/tutorial/)
2. **Head First Java by Kathy Sierra and Bert Bates:**
- A highly recommended book for beginners to learn Java programming in an engaging way.
- Link: [Head First Java on Amazon](https://www.amazon.com/Head-First-Java-Kathy-Sierra/dp/0596009208)
3. **Coursera - Java Programming and Software Engineering Fundamentals by Duke University:**
- A comprehensive course covering Java fundamentals.
- Link: [Coursera Java Course](https://www.coursera.org/learn/java-programming)