How to play Wavelength without the board game is mostly a question of fair information flow. The Psychic must see the target before giving a clue, the guessing team must not see it, and everyone must agree on the spectrum before the guess. Once those three conditions are protected, the physical wheel is helpful but not essential.
This guide gives you a fast no-box method, a paper-and-phone method, a remote browser method, scoring options, starter prompts, and fixes for the mistakes that make homemade rounds feel unfair. If you own the physical game and want the edition's standard rules, start with our complete Wavelength rules guide instead.