[s4e22] Flush With Power »

: Fans noted that the board effectively transforms from a simple menu display into a "crime-solving burger board" to help find Bob.

The you are referring to is the crime-solving burger board from the Bob's Burgers episode World Wharf II: The Wharfening (Season 4, Episode 22). The Crime-Solving Burger Board [S4E22] Flush with Power

If you want to from the show: Kuchi Kopi (the nightlight/spirit guide) The Meatsiah (the complex burger creation) The Wheelie Weenie (the restaurant's mobile mascot) BobsBurgers Season 4, Episode 22: The Day of the Wharfening : Fans noted that the board effectively transforms

: Louise Belcher leads the effort to map out all possible meanings of the texts to pinpoint their father's location. Episode Context [S4E22] Flush with Power