Student Grade Manager

• Add students and assign grades per subject
• Calculate individual and class averages
• Assign letter grades automatically
• Save and load data from a JSON file

Follow these steps in order. Each one builds on the previous.

1. Step 1

   Define the student data structure using a dictionary

2. Step 2

   Write add_student() and add_grade() functions

3. Step 3

   Implement average calculation logic

4. Step 4

   Create a letter grade converter function

5. Step 5

   Build the JSON save/load functions

6. Step 6

   Create a simple text menu for user interaction

7. Step 7

   Write a class report printer function

• Python JSON module
• Python functions tutorial
• W3Schools Python