Grade 9 gnomes clash wits with the

evil Dr. James Tanton.

Grade 4 students practice multiplication as they try to save the lives of Daedalus and Icarus.

Grade 3 students practice precise measuring with dot to dot puzzles.

Grade 5 students practice division as they figure out how to get through a worm hole.

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Put your students in a pickle! 

                                Dr. Gordon Hamilton


MathPickle is for K-12 teachers. 

Here you will find curricular games, puzzles and mini-competitions for the classroom.


Grade 3 students practice subtraction as they tackle an unsolved problem of mathematics.

  Grade 6 students practice factoring with a simple game that has never been solved. 


People may copy, distribute, and display this work - but for noncommercial purposes only.

No Derivative Works

People may copy, distribute, display, this work - but only exact copies. 

There is no copyright on MathPickle.  However, I ask you not to use MathPickle for commercial activities, and not to alter the content without first talking to me about your new ideas.  I will give you credit wherever I use them.

These Vi Hart doodles are perfect for a joint grade 4 art/math class.

Mathematics and Beauty are Inseparable. 

War, Death and Nastiness

Engage Students.

Hard Fun!

That’s How We Learn Best.

Parents should establish a culture of board gaming in the home.

$1,000,000 Grade 10 Unsolved Problem


Let’s abolish elementary school math.

$1,000,000 Problems$1,000,000_Problems.html
Off-Site Brilliance

Vi Hart plays with hexaflexagons.

Board game recommendations and where to find them.Board_Games.html

Grade 3 students practice subtraction and addition with Fibonacci Mutant Bunnies.