Features
- with a scoring function. No time limit. With sound effects.
- There is "round and round multiplication" problem is 50 questions to rotate.
- Shuffle (random) from 50 questions, you will not get bored because it is question is selected 10 questions.
- Please use to continue every day as a "brain training and dynamic vision training" drill.
*If this is not the "Round and round multiplication Brain training and dynamic visual acuity drill" product you were looking for, you can check the other results by clicking this link