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Make 24 - Four Cards

Simple puzzle game. Can you make 24 by combining 4 cards using arithmetic operators?
Category Price Seller Device
Education Free Jerry Yu iPhone, iPad, iPod

P.S. It is impossible (sometimes)

Test your mental speed! The rules are simple. Perform arithmetic operations using all four cards to equate 24. Simply drag a card on top of another and select an operation.

This game exercises your numerical and pattern-matching skills. It is also a great way for children to practice their math fundamentals.


Lack of solutions

This app does not offer all solvable 24 problems. Some are impossible, which makes this app much less useful than it should be. Also: Some solutions that this app claims are possible are not verifiable by other apps or 24 solvers.