Speed computation simulator with a selection of arithmetic operations and level of difficulty. Useful for children to consolidate computer skills and parents to control the child's mathematical activity. Fascinating! Stunningly! Capture children and adults!
Required Android Versions : Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]