"OiLan" Mental arithmetic Hack 1.5 + Redeem Codes

«OiLan» Educational Game Software is independent online Mental arithmetic learning, according to the author's program in a game format.
The implementation of mathematical calculations, thanks to the capabilities of the mind, contributes to the development of: fine motor skills, concentration of attention, critical and associative thinking, involve both hemispheres of the brain. Lots of logic tasks, passing various obstacles and quests with an exciting storyline.
«OiLan» creates a solid foundation for your child's self-realization! Play to your advantage!»