What IQ Scores Really Mean – How to get a mensa IQ test Most IQ tests score an individual on a scale of 100. The highest score possible is 145, and the lowest score possible is 61; scores between these two extremes represent just one standard deviation from the mean IQ for that group.[5] What IQ Scores Really Mean – How many questions is mensa IQ test Most IQ tests score an individual on a scale of 100. The highest score possible is 145, and the lowest score possible is 61; scores between these two extremes represent just one standard deviation from the mean IQ for that group.[5] The Kaufman Brief Intelligence (or KBIT) Test was developed by Alan Kaufman Ph.D. & Nadeen Kaufman EdD. The original KBIT test made its premiere in 1990 and was then reintroduced as the KBIT II (or could also be written as KBIT-2). True to its name, it is a brief, individually administered measure of verbal (vocabulary subtest) and non-verbal Mensa members come from a broad range of backgrounds. the toddler scored 141 on the Stanford-Binet IQ test – four points below the ‘genius’ threshold. who claims to have recently and unique range of their child’s abilities, strengths and weaker areas. The five assessments offered in the High Learning Potential Assessment service are as follows: 1. Kaufman Brief Intelligence Test, Second Edition (KBIT-2); cognitive ability/IQ test. 2. Kaufman Test of Educational Achievement, Third Edition, Brief Form (KTEA-2); academic cyYb.