Abstract: An adjustable control board for TV games comprising, essentially, of a main body, a pair of accessory bodies attached to the left and fight right respectively, of the main body, a coupling body extending from each of the accessory body, and a resilient frame. The coupling body is provided thereunder a plurality of V-toothed positioning grooves and positioning holes, and the resilient frame is provided on each of their left and right sides an arcuated projection for engaging into the V-toothed grooves. The resilient frame is fixed in the main body in such a manner that when the accessory bodies are moved, the resilient frame is pushed to jump into another V-toothed groove to become positioned therein. The main body is further provided on its bottom face a T-pin, which can be rotated and inserted into one of the positioning holes on the bottom face of the accessory bodies.