Curated OER
Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
Helping with Math
#10: Solving Equations (2 of 2)
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...
Curated OER
Strategies for a Successful World
Students solve real-life social issues. In this character education instructional activity, students discuss instances of gender bias, stereotyping, and discrimination. Students then discuss how to address the social issues.
Curated OER
Estimating Solutions to Word Problems
Fourth graders explore number sense by completing word problems in class. In this estimation instructional activity, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on...
Curated OER
Fuel Saving
Students explore the problem of percentages. Students find a given fraction or percentage of a quantity. Students devise and use problem solving strategies on problems explored.
Curated OER
The Clumsy Tiler N (Fractions)
Students explore patterns and geometric sequencing. Students devise and use problem solving strategies to explore situations mathematically. Students solve real life problems. They demonstrate, with cardboard pieces, fraction and...
Curated OER
Block It Game
Students use problem solving strategies such as guess and check and visualization to play the game. They use mental mathematics to decide on the placement of pattern blocks and look for patterns.
Curated OER
Algebra...Your Second Language
Help learners translate word problems into algebraic equations. They will rewrite words using symbols and evaluate algebraic expressions using real life scenarios, animation sequences, video presentations, and activities to help students...
EduGAINs
Ratio and Proportion
Do these items have the same ratio? Through a learning contract, pupils master proportions by practicing proportions via word problems, graphs, and with manipulatives. An exit ticket checks for understanding at the end of the...
Curated OER
Mirror, Mirror
Geometry learners use hinged mirrors to discover that the regular polygons are composed of triangles tessellating around a center point. They sketch triangles on paper models of the regular polygons having 3 to 10 sides and compute the...
Constitutional Rights Foundation
Educating About Immigration The DREAM Act
Group members role play state legislators, supporters of and opponents to the The DREAM Act (Development, Relief, and Education for Alien Minors). After listening to the arguments put forth for and against the immigration...
Curated OER
Make a Match
Second graders examine the relationship between addition and subtraction. For this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators) to...
Curated OER
Computer Passwords
Students determine an appropriate numerical representation of a problem situation, including roots and powers. They determine an appropriate number of digits to represent an outcome. Pupils are asked to determine how many years it...
Curated OER
Celebrate Comprehension with Classical Characters
Students listen to books and answer questions using reading skills. In this reading lesson, students develop reading strategies such as decoding, understanding characters, and comprehension. Students relate characters and events in the...
Curated OER
Free Standing Structures
Students investigate how to create a free standing structure. In this mathematics lesson, small groups of students demonstate how to build the tallest structure while spending the least amount of money on materials.
Curated OER
Not So Snappy 14
In this math worksheet, students read the word problems that are supposed to reinforce problems solving strategy skills. The skill of number sense is emphasized.
Curated OER
Working Backwards
In this calculations worksheet, students read the word problems and word backwards from the given numbers to determine the first number for each problem.
Curated OER
Math Game Night
Students plan a family game night. In this problem solving lesson, students brainstorm games to play, watch a video to help with room arrangement and determine which room arrangement would work best. When all the preparations are done...
Curated OER
Grade 5 Basic Math
In this grade 5 math worksheet, 5th graders answer a set of 22 multiple choice problem solving and estimation questions. Worksheet may be completed on-line and answers submitted.
Curated OER
Strategies for Taking Standardized Timed Tests
Tenth graders observe and explore scholarship information. They explore the minimum cut off scores for the scholarship money as well as criteria for specific scholarships. Students discuss their individual score report and observe a...
Curated OER
Multiplying by 10, by 100, and by 1,000
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math instructional activity, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by...
Curated OER
Impulse and Momentum
Students are introduced to the concepts of impulse and momentum and problem solving strategies for these types of problems. In groups, they discover the law of conservation of momentum and share their answers with the class.
Curated OER
Figure This!
Second graders explore the concept of inequalities. They use the mathematical symbols =, <, > to show relationships among numbers. Students devise and use problem solving strategies to explore the situation.
Waterloo Mathematics
Grade 7 Patterning and Algebra: Algebraic Expressions
Classmates solve 18 different problems that are mostly word problems that apply algebraic expressions. They draw different combinations of masses on a scale that would balance. They also simplify expressions and solve for x in a number...