Here is the full list of all 12 Mensa Academy achievements.
Achieve a score of 100+ in Test mode.
Achieve a score of 120+ in Test mode.
Achieve a score of 140+ in Test mode.
Get a 3 star award for a level in each of the 5 categories in Play Mode.
Get your first 3 star award for any level in Play Mode.
Get at least 1 star at Level 20 in all Categories.
Get all 300 stars.
Achieve your first Gold medal in Coach mode.
Achieve a Bronze medal in every mini-game in Coach mode.
Achieve a Silver medal in every mini-game in Coach mode.
Achieve a Gold medal in every mini-game in Coach mode.
Achieve a score of 160+ in Test mode.