The Change a List block

What it does

Adds an item to the end of a list, changes one item, or removes one.

Use it for

• Building a shopping list, keeping every answer, a class register.

What to fill in

What to do

Add, Change or Remove.

Which list

A list made earlier with Create Value, like names = [].

Item number

For Change and Remove: which item. The first item is number 1.

Add this to the end / New value

The item to add, or its new value.

Try it

Open it in the editor, press Run, then change it and run it again.

1names = []2names.append("Asha")3names.append("Ravi")4names.append("Meena")5del names[1]6names[0] = "Zara"7print(", ".join(names))8print(str(len(names)) + " names")

See it in use

Examples with the Change a List block

• 🎲Dice Roller
• 🔲Multiplication Grid
• 🦘Skip Counting
• 📝Shopping List
• 📊Class Marks
• 🔄Backwards List

Challenges that need it

• Favourite Fruits
• Biggest and Smallest