- Input field is now clickable to switch input direction while in game
- Also added a popup notification when switching input direction in game
- Improved a few colors

- Supports the newest iOS version
- Number of test questions doubled

The app was updated for the newest iOS versions.

- new launch screen

- one time info screen for my new app added

- new questions added with the subject of time calculations which are part of certain pilot screenings

- a typo corrected

- small bugs fixed
- the test results are now saved on the device in preparation of the next update where it will be possible to view the progress

- new compilation, works also with iOS 13.x
- more questions

- New Quiz added...an arithmetics test
- A typo fixed
- decimal points instead of commas in the numbers

- bug regarding the keyboard of the number series test fixed
- new questions

- Number series test added
- new questions added

- The average time to solve the questions is computed and shown
- A small bug fixed
- More questions added

- no question can appear more then once within one session
- new questions added

A few small errors fixed.
New questions added.

- A small bug fixed.
- The time per question was increased.
- Now 20 Questions per training session.
- New questions added.

A layout issue was solved.
The timer was modified to allow for more time to answer the questions.
New questions were added.

An issue with the layout fixed. Thanks to the user for writing me about this problem.