Acuity Games: Number Cruncher app for iPhone and iPad

Research from the University of Cambridge estimates that one in three cases of Alzheimers disease worldwide is preventable through brain-healthy behaviors. But how do you know if youre maintaining brain health? Measure it!

The Acuity Games family of brain games provides monthly and yearly Brain Health Assessment that makes it incredibly easy to see changes to your brain health, and motivates you to make the healthy lifestyle choices that maintain brain health. Acuity Games: A scale for your brain.

◀ Rules of Number Cruncher ▶



Solve the highlighted expression, then swipe left, right, up or down towards the tile that contains the solution. Each swipe shifts the tiles within the grid, and increases the expression value. Can you solve all of the expressions and clear the grid?



◀ Game options ▶

• Time Limit: From 5 seconds to unlimited

• Grid Size: From 12 to 100 Tiles

• Number Range: Select the values added to expressions

• Operation: Addition or subtraction
• Maximum Errors: From 0 to unlimited