Krypto is a mathematics strategy game suitable for everyone.
Exercise your mental math skills in this challenging and addictive arithmetic game!
Deal five cards and use basic arithmetic (addition, subtraction, multiplication and division) to reach the Goal value.
Select operations from the diamond-shaped Operation Buttons below the cards.
Move the cards, select and change operations, place/remove parentheses to calculate the Goal!

Scoring:
--The faster you reach the Goal, the higher your rank!
--If your time is in the Top Ten, add your name to the Top Ten list.
--See the Top Ten list by pressing the “Top Ten” icon.

Features:
--MOVE cards from one location to another by dragging them with your finger.
--CHANGE AN OPERATION by selecting a new one from the Operation Button below.
--CLEAR AN OPERATION by touching it in the Play Area.
--PLACE PARENTHESES AROUND CARDS by simultaneously touching them in the Play Area.
--CLEAR PARENTHESES AROUND CARDS by simultaneously touching the cards again.
--Stumped on how to solve it? Press STOP AND SOLVE to see a solution!

Settings:
PREVIEW: Select up to ten seconds to “preview” your Krypto hand before the Goal is visible.
DISPLAY CALCULATIONS: With this feature you can see if the way you’ve set up your cards matches your “mental math.”
DISPLAY RESULT: Play with the result of your calculations as you develop your “mental math” skills, then play without for greater challenge.
SOUND EFFECTS: Play with sound or without.
Save: Saves your setting changes and returns you to the main screen.
Return: Returns you to the main screen without saving changes.