Aggravating – Lumio Farm Factor: Multiply and Divide Basics (Full Version) Review

My 8 year old old was upset that I purchased this App for him. I tried playing it-it's just not fun. I am looking for a multiplication App that stimulates the mind. Kids like playing a game where they can master a level and move ahead.
Review by L^MDR on Lumio Farm Factor: Multiply and Divide Basics (Full Version).