Other
Iste: Computational Thinking for All
Advances in computing have expanded our capacity to solve problems at a scale never before imagined, using strategies that have not been available to us before. This professional article introduces educators to the idea of teaching...
Queen's Printer for Ontario
E workshop.on.ca: Effective Instr'n in Math, K 6: Multidigit Computation [Pdf]
Volume 5 in an eworkshop Guide to Effective Instruction in Math outlines and illustrates instructional strategies for teach basic facts and multidigit computation to students in kindergarten through grade 6.
Other
Casting Out Nines: A Math Computation Checking Strategy
It's a mathematician's dream come true. An easy trick for checking mathematical computations, without a calculator! Believe it or not, it works with all four operations.
Quia
Quia: Story Problems With Mixed Practice
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
Primary Resources
Primary Resources: Addition and Subtraction Higher Numbers
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...
Google
Google for Education: Machine Testing
Young scholars test the functionality of a mysterious new machine whose operations are described to the class, but cannot be opened up for further investigation. Students come up with a testing strategy for this machine, test it...
University of Cambridge
University of Cambridge: Nrich: Adding Plus
On this one page website sharpen your logic and addition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Super Value Codes
On this one page website sharpen your logic and addition skills while working on this challenge. The solution is available to double check your solution.
Illustrative Mathematics
Illustrative Mathematics: Hitting the Target Number
The purpose of this task is to help students develop flexible strategies for adding and subtracting within 20. Students will pick 5 number cards from pre-made cards labeled 1-10. Then, another student will pick a "target number" between...
Code.org
Code.org: Cs Fundamentals: Input and Output
Students consider a number of computing devices to determine what types of inputs and outputs they use.
Other
Ns Dept. Of Education: Mental Math Questions and Answers
Designed to inform teachers, this booklet addresses questions they may have about how to teach Mental Math.
University of Cambridge
University of Cambridge: Nrich: Game Criss Cross Quiz
Use this online game to improve your subtraction or addition skills while you play on a coordinate plane gameboard. Gain skills in two areas at the same time! This game can also be altered to practice multiplication facts. There is a...
NumberNut
Number Nut: More Than Two Addends
Develop strategies for adding more than two addends with this quick addition lesson. Examine how grouping numbers can help make adding multiple numbers easier. Then, practice your new skills using the related interactive games that are...
NumberNut
Number Nut: Subtracting Through Twenty
Review or learn the basics of single-digit subtraction in this concise lesson that has related vocabulary and strategies for solving subtraction problems. This lesson includes lots of examples and links for two interactive subtraction...
NumberNut
Number Nut: Subtracting More Than Two Values
Get the facts on how to subtract more than two values in this short subtraction lesson. This lesson offers step-by-step examples, suggested strategies and shortcuts, and links to related interactive games. Both games are fast-paced and...
NumberNut
Number Nut: Multiplying More Than Two Factors
Multiplying by more than one factor can be easy when you break the numbers down. Learn this problem solving strategy and others in this short lesson that demonstrates how to multiply with several factors. This lesson includes specific...
University of Cambridge
University of Cambridge: Nrich: Ladybugs in the Garden
On this one page website sharpen your logic and addition facts skills while working on this challenge. The solution is available to double check your solution.
Khan Academy
Khan Academy: Intro to Particle Systems
An introduction to strategies for implementing programming for a particle system. The focus is to keep track of a system of many elements. A sequence of the movie, Star Trek II: Wrath of Khan is used to illustrate particle system which...
University of Cambridge
University of Cambridge: Nrich: Make 37
Sharpen your logic and addition skills while working on this challenge. Solution.
Organization for Community Networks
Lesson Plan: I've Got Your Number (Number Sense)
An engaging lesson used to review math concepts and facts. Students are certain to "Stay alert," in this card game where each solution is related to the next solution. Sample questions provided. Great problem solving and skill building...
TeachEngineering
Teach Engineering: Curb the Epidemic!
Using a website simulation tool, students build on their understanding of random processes on networks to interact with the graph of a social network of individuals and simulate the spread of a disease. They decide which two individuals...
Khan Academy
Khan Academy: Programming Case Study: Teaching an Elementary School Class
To give fellow teachers an idea for how they can teach our curriculum in a classroom setting, we are creating case studies. Here's one case study of how Feltwell Elementary School in the United Kingdom is using our curriculum in their...
Khan Academy
Khan Academy: Programming Case Study: Going Beyond the Ka Curriculum
To give fellow teachers ideas for how they can teach Khan curriculum in a classroom setting, check out the case studies. Here's how software engineer-turned-teacher Jenny Oliver builds upon Khan's curriculum in her classroom.
Khan Academy
Khan Academy: Programming Case Study: Encouraging Cross Disciplinary Projects
To give fellow teachers an idea for how they can teach the Khan Academy curriculum in a classroom setting, check out this case study. Here's one case study of how teacher Ellen Reller uses our curriculum in her classroom in Lowell High...