Curated OER
Negative Magic Squares
Magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that children should have heard about and experienced. The problems in this sequence give students the opportunity to...
Curated OER
Fair Games
Fifth graders examine the statistics of playing games. Many games of chance and activities in maths text books involve rolling two dice and combining the scores, usually by addition. Students often find the probabilities of such events...
Curated OER
Six Circles
Students develop the skills of problem solving through looking at situations mathematically. The instructional activity introduces students to the concepts of theorems and proofs as part of how one looks at mathematical problems.
Curated OER
Numeracy Practice- Going Out For Lunch
In this math worksheet, students complete the various types of activities that include graphs, data tables, and completing number sentences.
Curated OER
"NSN, Fractions/Decimals" Investigations
Fifth graders engage in a "layered" unit of discovery. There are three levels of potential learning opportunities, in the spirit of the 2010 Olympics in Vancouver (bronze, silver, gold). The lesson is based upon fractions.
Curated OER
The Great Button Sort
Students practice figuring out how items have been sorted. They also sort buttons in small cooperative groups. They color and sort their own paper buttons and then give their button sort to another student to see if he or she can figure...
Curated OER
Sandlapper Solutions
Students use mathematical thinking and reasoning to translate problems into mathematical language and thereby solve the problems. They extend their understanding of whole number operations to fractions and decimals by participating in...
Curated OER
ABC...1, 2, 3...Green, Red, Blue...Do You Have a Clue?... IT'S PATTERNS
Second graders view clips from the animated series Math Monsters, and discuss the many ways patterns can be found in the world around us. Following the video portion of the lesson, 2nd graders visit a variety of Web sites to assess their...
Curated OER
Are You Absolutely Sure of the Value?
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.
Curated OER
Two-Dimensional Drawings from Three-Dimensional Objects
Sixth graders identify and draw two-dimensional representations of a three-dimensional object. Students investigate the views of an object and determine that three views are required (front, one side and the top). Students use these...
Curated OER
Worms and more
Students have early length experiences must develop an awareness of what length is, and of the range of words that can be used to discuss length. Young children usually begin by describing the size of objects as big and small. They...
Curated OER
Getting Partial
This unit introduces a number of important concepts relating to fractions. The first of these is that fractions represent parts of regions and sets and so are useful in a large variety of situations. Whole numbers are not enough by...
Curated OER
Make a Zoo
In this unit students work in groups to find out about an endangered animal species. They design a zoo enclosure for the animal and build a scale model. Together the class constructs a zoo! In the process of planning and building the zoo...
Curated OER
Free Cell
Fourth graders use algebra to begin solving a problem. The problem has a real world application to engage learners. The main skill is converting fractions and decimals. Also finding the right number sentence for the word problem is...
Curated OER
Robots
Fourth graders devise and use problem solving strategies to explore situations mathematically (guess and check, make a drawing, use equipment). The use of logical reasoning is a focus of this lesson plan.
Curated OER
The 400 Problem
Learners develop the skills of problem solving and logical analysis. The conditions of when two subtraction sums are equal is examined to develop other skills like practicing arithmetic in context.
National Council of Teachers of Mathematics
The Math Forum: A Collection of Secondary Math Units
Teachers of grades 9-12 can explore these seven math units for their classes. Data collection and analysis, problem solving with spreadsheets, and linear transformation are just a few of the topics covered here.
Discovery Education
Discovery Education: b.j. Pinchbeck's Math Homework Helper
The math section of this popular Homework Helper site features links to elementary math, algebra, geometry and other related resources.
Discovery Education
Discovery Education: Web Math: General Math
An extraordinary site that will help you with your math homework. Presented in a format that is both easy to understand and educational. Navigate through numerous instant-answer, self-help math solvers to help you figure out your math...
Room Recess
Math Facts Game
Math Facts Game is game that allows for a flash card race method to allow students to practice basic math skills such as addition, subtraction, multiplication and division.