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Problem Solving for Your Classroom
Written by teachers, designed for your students
Written by teachers, designed for your students
Yesterday's Popular Games
Trap all the dots in this problem-solving puzzle
Match color, font, and letter in this strategy game
Reveal the picture by finding the word
Mastermind variation, with words
Discover the hidden word before it's too late
Create words on the letter wheels
Blogs on This Site
Recommended resources for teachers, parents and students.
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.
Hiking, Weight Distribution, Area Under the Curve
, Word Problem Worksheets 4 (Geometry Formulas)
, Word Problem Worksheets 2
, Word Problem Worksheets 3
, Word Problem Worksheets 1
, Algebraic Expressions Worksheets 4
, Algebraic Expressions Worksheets 3
, Algebraic Expressions Worksheets 2
, Algebraic Expressions Worksheets 1
, Age Word Problems
, The Gauss Series Story
, Sequences and Series
, Blue Whale Eating Krill
, Systems - Substitution Word Problems
, Listening Games And Activities
, My Pet Number - 142857
, Classical Music In Cartoons, Movies, Commercials
, Mathematical Fun With Happy Numbers
, Mathematics Relay Race.
, Storybook Lesson
, Art Infused Lesson Plan on the Weather
, Coordinate Geometry Problem with Four Solutions
, Exploring the Equation of an Ellipse
, Work, Physics, and Hiking Poles
, Aristotle Quote about an Educated Mind - Poster
Recent Pro Problems
The following is a list of some of the problems and puzzles which teachers have recently added to the site.
John and Quentin
, Infinite Sum, Partial Sum
, Ratio and Term
, Sums to Ten
, First Six Terms
, Zero Sum
, First, Second,Third, Fourth
, Sum of Squared Terms
, Common Difference Problem
, N and N + 1
, Collection of Coins
, Bats and Balls
, Ages at Different Times
, Sum and Difference
, Arithmetic and Geometric
, Bob's age and Bart's Age
, Difference System
, Triangle Perimeter
, Chickens and Roosters
, Sum of Two Fractions
, Series of Circles
, Racing to a Collision
, Ellipse and Hyperbola
, Two Car Momentum
, Intersecting Circles
Ask Professor Puzzler
These are some of the recent blog posts from Professor Puzzler
These are some of the recent blog posts from our Product Review blog
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
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New on the Site!
We have recently added several new units to The Physics Study Guide! You can read about the history of the guide in our news blog, or visit any of the following completed units:
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