## Coding A-Z

Do you know an algorithm from a function? What's the difference between a variable and a loop? Watch these videos to find out!

# A

### A is for Algorithm

Start planning your program with an algorithm

# B

### B is for Bug

Every one makes mistakes - but can you avoid the bugs?

# C

### C is for Command

Commands are special words that tell the computer what to do.

# D

### D is for Direction

The direction a sprite moves in is set in degrees.

# E

### E is for Event

Events are used to trigger when a particular bit of code should run.

# G

### G is for Graphics

Learn about different ways graphics can be used in coding.

# H

### H is for HTML

Learn what HTML is and what it is used for.

# I

### I is for Inputs

What are inputs in coding and how can we use them?

# J

### J is for JavaScript

What is JavaScript? How is it different from HTML?

# K

### K is for Kilobyte

Find out what a Kilobyte is and get a quick overview of computer memory

# L

### L is for Loops

Discover what a loop is and how it can be used in coding.

# M

### M is for Movement

Learn some ways to make images and sprites move in a game.

# N

### N is for Negative

The value of using negative (minus) numbers in coding.

# O

### O is for Output

Learn what is an output in computer coding?

# P

### P is for Python

This video explains the difference between Python and block coding.

# Q

### Q is for QA

QA means Quality Assurance - going beyond removing bugs

# R

### R is for Run

What happens when you run a computer program?

# S

### S is for Selection

Discover what selection and how can it be used.

# T

### T is for Timers

How can Timers make things happen?

# U

### U is for Until

Find out how we can use a repeat until loop.

# V

### V is for Variable

What are variables and how are they used in coding?

# W

### W is for While

Find out what a while loop is.

# X

### X is for X coordinate

How can we use an x coordinate when coding.

# Y

### Y is for Y coordinate

Why do we need a y coordinate in code?

# Z

### Z is for Zero

Discover why zero is so powerful when coding.