Playing Pool
Explore angles as you theoretically shoot pool balls across grid paper in an attempt to land them in the pockets of the pool table. Where will the ball land if …
Checkerboard Power
Explore the results of a variety of movements around a checkerboard. See how a piece’s step count, its movement pattern and the board itself can affect the outcome of a …
Sliding Around
Robert A. Hearn’s Martin Gardner-inspired, coin-sliding puzzle takes sliding-coin puzzles to the next level. Instead of solving the puzzle in the fewest number of moves, these puzzles are similar to …
Math Puzzle Booklets
The Julia Robinson Mathematics Festival has gathered 44 pages of fun, mathematical puzzles. Solve squareable and trapezoidal numbers, staircase numbers, word and non-word puzzles, logic puzzles, and more with these …
Coin Puzzles
This selection of coin Puzzles was first submitted by ThinkFun, now part of Ravensburger, as part of their Puzzle Playground. As the original website no longer exists we have been …
How to Create String Art
A set of 90 degree axes quickly turns into a beautiful parabola with a few quick strokes or stitches. There’s no limit to what you can create as you repeat …
NumCode
Use revealed segments of digits to fill in each grid’s cells made of of numbers 1 through 9. With their Sudoku-like style, these unique visual challenges are quite addictive! Submitted …
Puzzlium Cut by Painting ABC
Use visual spatial reasoning to cut each shape into the number of identical parts shown. Rotation and/or reflection of pieces are allowed, making solutions more challenging than puzzles initially appear. …
Puzzlium Hardest Puzzles
How quickly can you solve three of Puzzlium’s most challenging puzzles? Put your writing instrument and scissors to the test in these logic and visual spatial challenges. Submitted by: Peter …
Sliding-Coin Puzzles
In honor of Martin Gardner, mathematical and algorithmical solutions to some of his most publicized sliding-coin puzzles. Reconfigure coins by using a sequence of slides to reconfigure coins to create …
Golden 16
Use the brightly colored shapes surrounding the line drawing or have fun coloring the composition to create unique patterns and tilings. Experiment with adding a few extra lines to see …
David’s Star Tiling Theory
[et_pb_section admin_label=”section”] [et_pb_row admin_label=”row”] [et_pb_column type=”4_4″] [et_pb_text admin_label=”Text”] Hexagon tiling resembles the creation of honeycombs in this mathematical tessellation. The edge-and-cover angle weave is used to create David’s Star, a …
Beaded Cubes
Use spatial reasoning while practicing basic sewing skills in this mathematical weaving activity. Turn a 2D representation into a 3D model with step-by-step instructions on bead weaving, a popular sewing …
Retrolife Puzzles
These elegant logic puzzles are played with black and white colored counters and an open grid. Arrange them into challenges of your own and see how long it takes you …
Magic Square Game
Based on Leonard Euler’s Semi Magic Squares. Arrange the 16 cubes into a magic square, find a partner and play a magic cube game where you take turns placing the …
Armand Tribute Crossword Puzzle
If you’re thinking you don’t know much about Armand T. Ringer and therefore won’t have much success at a related crossword puzzle, think again. This poet and math enthusiast might …
Doubly Marked Robinson Tiles
These Robinson Tiles are like nothing you’ve seen before and are sure to boggle your mind! Cut them out and play around with putting them together. What structure do they …
Games Kit
A collection of 12 classic games that were part of the Portuguese Championship of Mathematical games (2004-2013). Each of the selected games strengthens focus, visualization, forward thinking, and problem solving …
Wordless Geometry
Can you figure out what fraction of each shape is shaded? It seems tricky but you don’t even need a paper or pencil to solve these simple puzzles—just look carefully …
Latin Erdős
A Sudoku-like strategy game in which players take turns placing numbered tokens on a grid. Tokens must be placed so that no single number appears twice in a row or …