Guides
Tested guidance for using WheelOSpin accurately, safely, and effectively.
Keyboard, Fullscreen, Projector, and Motion Guide
Present WheelOSpin clearly with keyboard controls, fullscreen mode, readable labels, sound choices, and reduced-motion considerations.
Read more →A Privacy-Aware Classroom Random Picker Workflow
Set up a classroom name wheel, prevent accidental repeats, explain the selection rule, and clear student information safely.
Save, Share, Import, Download, and Embed a Wheel
What each WheelOSpin sharing feature does, what stays in local storage, and which information is placed in a shared URL.
Equal and Weighted Wheel Probabilities
How WheelOSpin weights translate into percentages, how duplicates differ from weights, and how to model two dice correctly.
How WheelOSpin Selects a Winner
A precise look at secure random selection, wheel animation, equal odds, repetition, and the limits of a browser-based spinner.
Embed an Interactive Wheel on a Website
How WheelOSpin iframe embeds work, what the URL contains, how to size the frame, and which host-site policies can block it.
Giveaway Wheel Checklist and Limitations
Prepare a transparent casual draw, handle duplicates, disclose weights, and understand when WheelOSpin is not an appropriate raffle system.
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