Here are links for an assortment of word problems, brain teasers etc.

24 Game

Mind and Visual Puzzles and Activities

AIMS Puzzle Corner

The AIMS Puzzle Corner provides over 100 interesting math puzzles that can help students learn to enjoy puzzles and the mathematics behind them. The puzzles are categorized by type, and within each category are listed in order of increasing difficulty. The puzzles have have not been assigned a grade level appropriateness because we have discovered that the ability to do a puzzle varies by individual not grade level.

KenKen Puzzles
Invented by Japanese math teacher, Tetsuya Miyamoto, KENKEN™ allows you to test your puzzle acumen and improve your math skills at the same time.
Exclusively on, updated with 6 new puzzles daily.
Welcome to LenKen
KenKen Conundrum - Solution of Permutations on a 4×4 Grid

My latest puzzle love- KenKen

An article from CNET News

KENKEN™ Puzzles

Invented by Japanese math teacher, Tetsuya Miyamoto, KENKEN™ allows you to test your puzzle acumen and improve your math skills at the same time.
Exclusively on, updated with 6 new puzzles daily.

KenKen Puzzles – Six New Puzzles for You Each Day from 4×4 to 9×9

KenKen Construction - Building Puzzles in the Classroom

My classes spent part of the today creating their own KenKen puzzles. The enthusiasm and results exceeded my expectations.

Triple Nine Wall Clock - a Timely Student Math Challenge for Clockwatchers
Triple Nine Wall Clock - Answers for a Great Lesson Plan
Triple Nine Wall Clock - Student Work

The Knights Tour

A Knight’s Tour is a motivating activity/puzzle that works with both over and under achievers, promotes critical thinking and strategy, and is a great introduction to chess. It has multiple solutions, is self-assessing, and can be extended to an 8×8 grid involving magic squares.

Leonhard Euler’s 8×8 Knight’s Tour

Twins, an Exploration in Congruence and Symmetry

This activity provides the teacher the option to teach/reinforce the concepts of congruence, line symmetry, and rotational symmetry. Also available here are area, distance, and perimeter teaching opportunities.

Triples, Exploring Congruence and Transformations

Fun Math Blog
Making Maths fun and accessible!

Famous Problems in the History of Mathematics
The Bridges of Konigsberg, The Value of Pi ....

Brain Boosters

Categorization | Lateral Thinking | Logic
Number and Math Play | Reasoning | Spatial Awareness
Word and Letter Play

Logic & Reasoning Games

The Logic Problems Page
Open Ended Maths Problems

K-12 Math Problems, Puzzles, Tips & Tricks
Word Problems For Kids
Puzzles and Problems
Maths Challenge
Magic Squares
The Ultimate Puzzle Site
Brain Food - Tricky Lateral Thinking Puzzles
A Variety of Puzzle Links
Web - Paint By Number
The Enigma Page These are very difficult brain teasers!

Maths Problem Solving - Adrian Bruce's site from Australia

Brainteasers & Puzzles


Tios on Solving Kakuro


Brain Teasers, Riddles, Trivia, Brain Exercises, Games, Forums and more...

With over 17,000 brain teasers, riddles, logic problems, quizzes and mind puzzles submitted and ranked by users like you, Braingle has the largest collection anywhere on the internet. Our large array of unique online multiplayer games will keep you entertained for hours, and if you want to improve your brain, check out the Mentalrobics section. If you crave a brain teaser, mind puzzle, riddle or game, we are the place to get it. Increase your creativity, boost learning and become a better person at Braingle. Get ready to have your brain tangled!

Logic Problems
Very Easy - Easy - Difficult - Very Difficult

The Ultimate Puzzle Site

Lots of challenging puzzles and riddles & exciting interactive quizzes and tests!

Math Games and Activities

Looking for activities to show your child the fun side of learning? From science experiments and math games to writing projects and more, we've got you covered! Use the selector on the right to browse around, or narrow your search by grade and subject area.


If you want to test your logic skills and have fun, then this is the right place! You can tackle some of my favorite brain teasers. The puzzles are sorted by category.