A simple mini-game that can be completed in 1 minute by checking the numbers flowing from the left and right.
You can easily improve your dynamic visual acuity, measure your dynamic visual acuity, train your brain, improve your brain, and train your eyes.
It is good if the grade is younger than the actual age. If your grades are worse than your actual age, you will need eye gymnastics and eye training.
Try exciting 【number speeds】.