Does ImPACT require an external mouse? ImPACT was validated and normed using a mouse, so it is recommended. Updated on 01/28/2019 Tagged: ImPACT Was this article helpful? Yes No Related Articles What is the Cognitive Impairment Screener (CIS)? Where can I find my Customer ID? Can I enter multiple email addresses at once when distributing remote baseline or post-injury tests through the Customer Center? Can I resend baseline testing codes to test takers who can’t locate the email? Do test codes distributed through the Customer Center expire? Can post-injury testing be completed at home?