The Wason selection task is a well-known psychology experiment that tests individuals' reasoning and logic skills. There are several synonyms for this task, including the four-card problem, the selection task, and the conditional reasoning task. The four-card problem is derived from the four cards used in the experiment, while the selection task refers to the action of selecting the correct cards to prove a specific hypothesis. The conditional reasoning task focuses on individuals using conditional statements to form conclusions. Overall, the Wason selection task, although known by various names, remains an essential tool for psychologists and researchers studying human cognitive processes.