Problem Solving for Your Classroom
Written by teachers, designed for your students
Written by teachers, designed for your students
Yesterday's Popular Games
Create words on the letter wheels
Reveal the picture by finding the word
Match color, font, and letter in this strategy game
Mastermind variation, with words
Trap all the dots in this problem-solving puzzle
Discover the hidden word before it's too late
Blogs on This Site

Reviews and book lists - books we love!

The site administrator fields questions from visitors.
Our Games at Portland Proof

Find and fix the mistake in the sentence.

Select the correct word to complete the sentence

Make words by filling in letters
Recent Lesson Plans
The following is a list of some of the lesson plans which teachers have recently added to the site.
Mathematicians are Lazy,
War Card Game - Modified for Subtraction Practice,
An Equation is not a Process,
The Death of Santa Claus,
Guitar-Pick Friction Lab,
Fun Christmas Math Problems,
Students Inventing Theorems,
Indiana Jones and the Temple of Physics,
Assumptions about Diagrams,
Elephant Gun Launch,
Restructuring Definitions for Proofs,
Planet Memory Foam,
A Competitive Word Problem,
Finding the Fun in Physics,
Some, All, None and Logic,
Rewriting the Substitution Property,
Ten Million Problems,
Squaring Binomials,
Trigonometry Unit,
Fractions - Making Simplification Simple,
Nicknames for Factoring Rules,
Derivatives of Products and Quotients,
Proving the Quadratic Formula,
Equation Based Factor Trees,
Pineland - Friday on the Farm Recent Pro Problems
The following is a list of some of the problems and puzzles which teachers have recently added to the site.
Taxing Situation,
Quadratic Triangle,
Square of a Sum,
Three Digit Number,
Coffee Math,
The Good Ole Days,
Donut Division,
Consecutive Sum,
Angles in a Triangle,
The Great Pumpkin,
Arrival Time,
One for the Ages,
Guitar Pickin',
Fruit Basket,
Four Unknowns, Three Equations,
Waiting for Christmas,
Spiders and ants,
All the Letters,
Picking Apples,
Complementary and Supplementary,
Two Boxes,
Coin Muddle,
Borders,
Triangular Numbers,
Birds of a Feather Ask Professor Puzzler
These are some of the recent blog posts from Professor Puzzler
Book Scrounger
These are some of the recent blog posts from the Book Scrounger's blog
Departments
Welcome to The Problem Site, a site fueled by a passion to provide interesting, informative, and valuable content to educators and students. We have an enormous collection of math problems, physics problems, brain teasers, and puzzles written by educators. We also have a fine collection of educational games. These games aren't all fancy graphics and silliness; the focus is on the educational value for students, so those who play our games will get the most puzzling, problem solving, and learning, in a compact time frame. Our games include word games, math games, strategy games, and even a handful of games specifically designed for young children. And if all that isn't enough, we also have printable mazes, worksheets, and vocabulary lists, and quizzes on a variety of subjects. The list of icons below will help you get started finding the resources you want.
English language educational games
Fun and educational games for math students
Games of strategy and skill for 1 or 2 players
Useful information and trivia on many subjects
Come back every day for brand new puzzles!
Play games on your phone or tablet.
Games suitable for younger children
Math problems and brainteasers
Print your own customizable worksheets
Give your students assignments from this site
Useful tools and worksheets for teachers and parents
Hire a math competition problem writer for your league.
Educational resources for holidays and seasons of the year
Lesson plans designed by teachers
Games and quizzes designed for art students
Note: We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
Did You Know...
The administrator of this site (AKA Professor Puzzler) is also a math tutor and a music instructor? If you live in the Oxford Hills region of Maine, visit our math tutoring page for details! He is also the primary author at Biblical Illuminations, a site that provides sermon illustrations for preachers and pastors.

Blogs on This Site
Reviews and book lists - books we love!
The site administrator fields questions from visitors.