Wyo. Stat. Ann. § 22-13-109

Before entering the voting booth, an elector desiring instruction on the use of the machine may summon two (2) judges of different political parties. The judges shall instruct on use of the machine but may not attempt to influence the vote. They may not remain in the booth after the elector has entered. A voting machine or other device may be used in the polling place solely for instruction purposes.