Prepping to pass the has never been easier. Introducing Trivium Test Prep's unofficial offers: Trivium Test Prep's will quiz you on: For more, look for our HESI A2 Study Guide 2022-2023 At Trivium Test Prep, we understand that students need high quality, reliable test prep materials. Our test prep materials are developed by credentialed experts with years of experience who are excited to share their knowledge with you. We have resources available to assist in every step of your education - from high school, to college or the military, and even graduate school - everything you need to kickstart your career