Curated OER
Tricky Averages and Challenging Word Problems
In these two challenging problem solving worksheets, learners calculate the mean, median, and mode and apply the results to find which average is best and then solve challenging multiple answers story problems. Students solve 16 problems.
Curated OER
Practice Dividing by 8
In this dividing by 8 learning exercise, learners use the data in the math table to help them complete the pictograph chart on the right. Students use the pictograph to help them answer the six word problems.
Curated OER
Cryptarithms: Calculus
In this cryptarithm worksheet, students solve 1 short answer problem. Students determine which integer values represent given letters in cryptarithm. Students are given an addition problem adding words like circle, ellipse, series,...
Curated OER
Leftovers Again? - Number Word Problems
In this word problem worksheet, students solve 1 word problem about numbers. Students find the smallest number that has the given qualities.
Curated OER
The Eight Digits Problem
In this word problem learning exercise, students solve 1 short answer word problem about digits. Students arrange given numbers into an eight digit number given various restrictions about digit placement.
Curated OER
Introduction to Calculus
Twelfth graders discuss attitude necessary to be successful in calculus. In this calculus lesson, 12th graders review famous quotes about success to help them get motivated to learn and be successful in the classroom. This assignment...
Curated OER
Maggie's Journal Brainteasers
In this Maggie's Journal brainteasers learning exercise, students solve two word problems with logic and basic arithmetic skills.
Braingle
Braingle: Math Brain Teasers
Check out the variety of math brain teasers at this site, which you can sort by popularity and difficulty.
Braingle
Braingle: Probability Brain Teasers
Check out the variety of probability brain teasers at this site, which you can sort by popularity and difficulty.
US Department of Education
Nces Kids' Zone: Math Teasers
The resource consists of math challenges that use problem-solving skills. Students can check their answers and look at past problems.
Scholastic
Scholastic: Math Maven's Mysteries: The Cuckoo Caper
The famous Clockenheimer Cuckoo is missing from Clockenheimer Clocks on Main Street! Help Math Maven get it back by solving a math riddle.
National Council of Teachers of Mathematics
The Math Forum: Beat the Calculator!
Find more than 500 "mental calculation tricks" that will help you square numbers, add, multiply divide, subtract, and find percentages. A great resource for advance math students, gifted children, and teachers wanting to find ideas for...
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Discovery Education
Discovery Education: Brain Boosters
Discovery School offers a terrific "categorized archive of challenging Brain Boosters." Choose from hundreds of engaging activities pertaining to Categorization, Lateral Thinking, Reasoning, Logic, Word and Letter Play, Spatial...
National Council of Teachers of Mathematics
The Math Forum: K 12 Math Puzzles
This site from the Math Forum of Drexel University provides a selection of math puzzles for grades K through 12 are found here. Types include: taking the numbers in the year 2004 and arriving at the numbers 1 through 100, using four 4s...
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
NCTM offers sections on Families & School, Families & Math, Families & Homework, and more. Has links to brain-teaser problems ranging in skill from very easy to challenging. Click Take a Challenge or Challenge Index for...
Education Place
Houghton Mifflin: Eduplace: Kids' Place Mathematics
Educational publisher Houghton Mifflin provides a colorful, engaging site that offers test-prep practice, test-taking strategies, and brain teasers on a variety of math concepts for grades 1-6. Just "Choose an activity and pick a grade,"...
Education Place
Houghton Mifflin: Eduplace: Kids' Place Mathematics
Educational publisher Houghton Mifflin provides a colorful, engaging site that offers test-prep practice, test-taking strategies, and brain teasers on a variety of math concepts for grades 1-6. Just "Choose an activity and pick a grade,"...
Maths Challenge
Maths challenge.net: Circular Pipes
A realistic world problem using the knowledge of chords and the parts of a circle to solve. Test your knowledge on this brain teaser!
Curated OER
Brain Teasers Banner
Use these twelve printable brain teasers with your math lessons. Each one is illustrated and provides directions to assist you in finding the answer.
Other
Problems in the Points Contest of Ko Mal
Learn about the annual KoMal competition in mathematics, physics, and information technology, and challenge your ability to solve problems involving advanced algebra, logic, and other related topics through the tests provided at this site.
Fundación Cientec
Cientec: Juegos Cooperativos
A small collection of 20 or so math brain teasers and word problems, in Spanish. Challenging for younger students -- they use math skills up to multiplication.
Maths Challenge
Maths challenge.net: Problem Solving Database
Need some challenging problem-solving work for your students in the following areas: Discrete, Geometry, Numbers, and Code Breaking? This is the place for an enormous database of problems aimed at high school age students. They are...