AdaptiveR

The application provides an opportunity to develop and measure your abstraction skill.
The tests can be done in anonymous mode, and it provides the results immediately.

The tests consist of a series of tasks, which become more and more difficult as you progress. After completing a series of tasks, you are offered to continue with the next series to progress to higher difficulties.
For the sake of analyzing the cumulative results (cognitive research), the final results are collected in an anonym manner.
As you progress towards you will be facing bigger and bigger challenges, it will be more and more difficult to find the correct answer using the given figures.