# Functions

Functions are a type of subroutine that allow you to return a value. You have used them before when you have used code like print() and input(). In this lesson you will explore how to create your own functions.

# Introductory Quiz

This quiz will help you to check any previous learning on this topic, and recap anything you may have forgotten. Once you have completed this, click ‘Close Quiz’ and then ‘Next’ below.

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

Quiz:

# Functions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

## Question 3

Q1.What will be the return value based on the function call to_the_power(3,2)?

1/3

Q2.What will be the return value based on the function call find_highest(12,9)?

2/3

Q3.What will be the return value based on the function call multiple(30,3)?

3/3

Quiz:

# Functions

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

## Question 3

Q1.What will be the return value based on the function call to_the_power(3,2)?

1/3

Q2.What will be the return value based on the function call find_highest(12,9)?

2/3

Q3.What will be the return value based on the function call multiple(30,3)?

3/3

# Lesson summary: Functions

### Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Dance

### Take part in The Big Ask.

The Children's Commissioner for England wants to know what matters to young people.