Tests.com, DANB.org and RDAprep.com each offer dental assistant practice tests. Users can select from free sample tests and/or purchase additional computerized testing and practice materials.
Tests.com offers a 21 question online dental assistant practice test, with sections for general chairside assistance, infection control and dental radiography. After completing all of the questions, users are provided with immediate results. This site also sells a 500 question testing kit that includes a practice exam and testing tips. DANB.org, the website for the Dental Assisting National Board, offers several practice test and study material options for purchase. RDAprep.com features a complete free practice test for users who create an account and log in.