Practice aptitude tests AssessmentDay is the UK market-leader in practice aptitude tests. We help graduates and jobseekers prepare for their online tests using a database of practice questions, tips, and solutions. It all started with a website selling practice tests. This website quickly gained popularity and lots of traffic, and is now linked to from almost every UK university careers website. The founding team of psychologists, designers and marketers is now looking for a keen digital marketer to reinforce our online reach.