Recipe 9 — Number Challenge
Recipe 9 — Number Challenge
Completion requirements
Create a fast reaction mathematics game.
Players solve as many questions as possible within 60 seconds.
Include
large buttons
increasing difficulty
combo bonus
high score
accuracy
speed statistics
single HTML file
Last modified: Thursday, 16 July 2026, 5:55 AM
Accessibility
Alignment
Links
Images
Guide
Motion
Read
Saturation
Focus ring
Cursor
Text size
%
Quick picks
The quick brown fox jumps over the lazy dog.
Font
Spacing
Line height
Letter spacing
em
Word spacing
em
Colours
Custom colours
Sample text with a link
Line width
characters