Activity
Disfruta Las Matematicas

Disfruta Las Matematicas: Puzzles De Logica

For Students 9th - 10th
This site contains many logic puzzles. It could be used as fun supplementary materials. Solutions are also provided.
Whiteboard
ClassFlow

Class Flow: Sliding Puzzle

For Teachers 9th - 10th
[Free Registration/Login Required] In this lesson students use the interactive drawing tools in Activstudio to develop their geometric sense by solving a sliding puzzle using different colored squares.
Activity
University of Cambridge

University of Cambridge: Nrich: Augustus' Age

For Students 3rd - 8th
Use a simple formula to help you figure out the age of the mathematician Augustus de Morgan. When done, check your results against the solution.
Activity
University of Cambridge

University of Cambridge: Nrich: Brothers and Sisters

For Students 3rd - 8th Standards
Figure out the ages of the children in this family using the clues and your sound algebraic thinking. Check the solution after you complete the problem.
Activity
University of Cambridge

University of Cambridge: Nrich: Gift Stacks

For Students 3rd - 8th
Figure out how many gifts are in each stack using the clues that are given. The solution is available at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: Eggs in Baskets

For Students K - 1st Standards
At this one page website you will not be carrying all your eggs in one basket. Use the clues to figure out how many eggs are in each of the baskets listed. When you have your solution check to see if it is the same as the one available...
Activity
University of Cambridge

University of Cambridge: Nrich: How Many Eggs?

For Students 3rd - 8th
Use the clues at this one page website to figure out just how many chocolate eggs each child will receive. The solution is available when you figure it out.
Activity
University of Cambridge

University of Cambridge: Nrich: Domino Square

For Students 3rd - 8th
Use your problem solving skills and move the dominoes around on the square so that each side has only eight dots. When you are finished you can check your answer against theirs right at this one page NRich website.
Activity
University of Cambridge

University of Cambridge: Nrich: 4 Dom

For Students 3rd - 8th Standards
On this one page website move the domino pieces around until you satisfy the rules for this challenge. This will require you to use your problem solving skills.
Activity
University of Cambridge

University of Cambridge: Nrich: Mind Reader

For Students 3rd - 8th Standards
This series of operations always yields the same answer. Use your problem solving and algebraic skills and see if you can find the solution. When you have you can check the solution on this one page website.
Interactive
Quia

Quia: Nature of Science Scientific Method Concentration

For Students 3rd - 8th
Play a game of concentration by matching terms used in the scientific method to their proper description.
Study Guide
Khan Academy

Khan Academy: Identify the Technique Quick Guide

For Students 9th - 10th
A quick LSAT prep guide to approaching questions that ask you to "identify the technique" where you are being asked to describe the reasoning of an argument: the way it uses support to justify a conclusion.
Interactive
Other

Websudoku

For Students 9th - 10th Standards
A fun puzzler to get any mind thinking logically! Try many levels of puzzles using the following rules: "Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3...
Interactive
Other

Sudoku Puzzles

For Students 9th - 10th
This site offers many uses for Sudoku, including free online puzzles, free puzzles for school publication, and it gives the history of Sudoku.
Handout
Other

Wsu: Improving Your Argument

For Students 9th - 10th Standards
Students writing persuasive essays run the risk of using inaccurate or illogical reasoning. This site by Weber State University provides pointers to help eliminate this problem. Several dos's and don'ts are given, as are 14 common...
Unknown Type
Khan Academy

Khan Academy: The Honest Truth About Dishonesty

For Students 9th - 10th
This is a four-problem practice question for the CARS test using the article "The Honest Truth about Dishonesty."
Unknown Type
Khan Academy

Khan Academy: The Happy American

For Students 9th - 10th
This is a four-problem practice question for the CARS test using the article "The Happy American."
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Gone Fishing (Pdf)

For Students 1st - 3rd
Use your algebraic reasoning to solve this math challenge that explores the relationship between quantities and weights. Try this math challenge from the NCTM Math Challenges for Families series. Also, discover how mastering this skill...
Unknown Type
Khan Academy

Khan Academy: The Human Footprint in Mexico

For Students 9th - 10th
This is a four-problem practice question for the CARS test using the article "The Human Footprint in Mexico".
Lesson Plan
Better Lesson

Better Lesson: Look Out Kindergarten, Here I Come!

For Teachers K - 1st Standards
Through the story, Look Out Kindergarten, Here I Come, students find out about Henry and his new kindergarten class. As a class, they write about what it is like in kindergarten class.
Lesson Plan
University of California

Ucmp: Understanding Science: Tennis Shoe Detectives

For Teachers Pre-K - 1st
A instructional activity where students take copies of their shoe prints, then create a story and illustrate it with pictures showing trails of footprints. Presented are samples of such trails that can be used to stimulate class...
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: The Missing City

For Teachers 3rd - 8th
Based off of the hit television show NUMB3RS, this lesson has students examine maps of a crime spree in order to figure out if any locations have been unreported. The lesson is not math-intensive and instead forces students to use...
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Induction and Factors

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students learn to use mathematical induction with integer factoring properties. Students examine guided notes, review guided practice, watch instructional videos and...
Lesson Plan
Education.com

Education.com: Purposeful Writing: Kindergarten

For Teachers K - 1st Standards
[Free Registration/Login Required] Your kindergarten young scholars will learn how to share their opinion with others through entertaining and purposeful persuasive writing practice. At the completion of this lesson, students will be...