No. 591Ages 5 to 7
What Is an Algorithm?
The big idea made simple, an algorithm is just clear steps in the right order, shown with a friendly brushing your teeth example.
Type or write inNo. 592Ages 5 to 7
Put the Steps in Order
Two muddled up jobs to sort out, little coders write 1 to 5 to put every step in the right order.
Type or write inNo. 593Ages 5 to 7
Move the Robot
A first taste of grid programming, draw the up, down, left and right arrows that steer the robot around the walls to the star.
No. 594Ages 7 to 11
Loops and Repeats
See how one little loop replaces a long list of steps, with a robot drawing a perfect square by repeating just two instructions.
Type or write inNo. 595Ages 7 to 11
Debugging: Find the Mistake
Every coder finds bugs. Trace two programs, spot the instruction that goes wrong, and write the fix.
Type or write inNo. 596Ages 7 to 11
Binary Code: Ones and Zeros
The secret language of computers, lights that are on or off show the numbers 1 to 10, with the last two rows to fill in.
No. 597Ages 5 to 7
Parts of a Computer
A clear labelled diagram of a desktop computer, the screen, keyboard, mouse and the clever brain inside.
Type or write inNo. 598Ages 7 to 11
Write a Recipe Algorithm
Turn a favourite snack into code, list what you need then write the steps in the right order so anyone could follow them.
No. 599Ages 5 to 7
Pixel Art: Colour by Code
How screens make pictures from tiny squares, follow the colour code across the grid to reveal a cheerful hidden robot.
Type or write inNo. 600Ages 7 to 11
Design Your Own Algorithm
A blank framework for a young programmer, break any everyday job into numbered steps from start to finish, then test it for bugs.