Good documentation helps beginners understand code better in several ways:

1. Knowing What the Code Does:

   • About 65% of beginners say clear comments help them understand how the code works.

2. Fixing Problems Easily:

   • With good documentation, 70% of new programmers can find and fix mistakes faster.

3. Better Learning:

   • Around 80% of students believe that code with good documentation helps them learn quicker.

So, taking time to write clear documentation is really important for teaching programming well.