Activity
University of Cambridge

University of Cambridge: Nrich: Put Out the Flags

For Students 5th - 8th Standards
Sharpen your logic and percent skills while working on this challenge. A strategy for solving the problem and the solution are available from links on the left.
Whiteboard
ClassFlow

Class Flow: Strategies to Meet Challenges

For Teachers 6th - 8th Standards
[Free Registration/Login Required] Challenge is another word for problem solving. In this flipchart students are given the four strategies for problem solving: Explore, plan, solve and reflect.
Lesson Plan
Oswego City School District

Regents Exam Prep Center: Congruence of Triangles

For Teachers 6th - 8th Standards
Congruent means, "same size, same shape." Find out more about this concept at this test prep site with real world examples and pictures. Hands-on classroom activity and lots of practice. Knowledge of basic algebra and geometry concepts...
Activity
University of Cambridge

University of Cambridge: Nrich: Six Is the Sum

For Students 1st - 8th Standards
You will probably want to make a list to figure out the solution to this problem. There are teacher notes and the solution right at this one page website.
Activity
University of Cambridge

University of Cambridge: Nrich: Make 37

For Students Pre-K - 1st Standards
Sharpen your logic and addition skills while working on this challenge. Solution.
Activity
Other

Math Stories: Draw a Picture

For Students Pre-K - 1st Standards
At this one page site you can work through step by step a sample problem that illustrates the problem solving strategy for "Draw a picture." The answer is right there to help you check your thinking.
Activity
University of Cambridge

University of Cambridge: Nrich: Spelling Circle

For Students 3rd - 8th
On this one page website use trial and error to find the words hidden in the spelling circles. Check your solution right at the website.