Lesson 4

Python - Lesson 4 

Year 7 

KO:  To be-able to explain how Iteration is used in programming.

All

- To be-able identify why iteration is needed in programming.

Most 

- To be-able to fix some code that uses iteration

Some

- To be-able to explain where iteration might be used in programming.

Recap - printing

Can you "print" something to the screen?

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Recap - Using Variables

Can you use a variable that takes an input from a user. And then uses it in a sentence?

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What would the below code do?

Number = "50"
print("Number")

1. print "Number" to the screen
2. print "50" to the screen

What is the correct definition of a variable?

1. something that only works if a condition is met
2. A container that holds a value
3. is a loop that repeats
4. A type of computer virus

What is a selection statement?

1. A statement that prints text
2. A statement that allows for decision-making
3. A statement that defines a variable
4. A statement that loops through code

What is a 'Condition'?

Coding in Iteration

This is the process of breaking down a problem or task into smaller, manageable parts and working on each part step by step until the desired outcome is achieved.

While Loop - Example 1

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While Loop - Example 2 

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Why do you think iteration is important in coding?

Can you think of a program where iteration could be used?

What is wrong with this code?

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First person to fix the code, get's a golden ticket!

What is wrong with this code?

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