Curated OER
Corresponding Parts of Similar Triangles
Here is a lesson that has learners take a look at corresponding parts of similar triangles, ratios of similarity, reductions and enlargements. They'll manipulate the scale factor (r) to observe the changes in similar triangles and then...
Curated OER
QUILTING AND COMBINATIONS
Students apply problem solving procedures and skills to solve a given real life problem by manipulating felt squares to represent the possible combinations for a two color quilt.
Curated OER
Geo Jammin' By DeSign - Day 1, Lesson 4: Transformation Station
Second graders manipulate triangles to discover the concepts of slides, flips and turns of a geometric shape.
Curated OER
The Difference of 2 Squares
Students factor a difference of two squares. In this factoring a difference of two squares lesson, students use manipulates cut from a piece of paper to illustrate the difference of two squares. Students illustrate the...
Curated OER
Even and Odd Numbers Closure Activity
Students practice the concept of mathematical closure as it relates to even and odd numbers. In this math lesson, students perform 4 different tasks to understand the number closure concept. Students identify, explain, predict,...
Curated OER
Introduction to Fractals: Geometric Fractals
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
Curated OER
Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Curated OER
Functions of Algebra
Students use technology graph and evaluate linear inequalities. They write and manipulate inequalities for use on a graphing calculator. In addition they apply their skills to analyze inequalities. Answer Key included.
Curated OER
Matching Objects and Patterns
First graders participate in hands-on activities and use objects to create patterns. They observe a PowerPoint lesson describing matching objects and patterns. In groups, 1st graders complete geometry computer activities such as planting...
Curated OER
Giving it 100%
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent lesson, students recognize equivalent forms of fractions,...
Curated OER
1, 2, 3 Hooray for Number Equivalency!
Students represent equivalent amounts using concrete materials, number symbols, and number words.
Curated OER
Line Graphs
In this algebra worksheet, learners describe the relationship between a line graph and its data. They define the reasons line graphs are used and discuss increasing and decreasing lines. There is one involved questions, requiring several...
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Algebraic Substitution for Electric Circuits
In this physics learning exercise, students use Ohm's law to solve for voltage, current and resistance. They answer 13 problem solving questions using Ohm's law.
Curated OER
To the Moon
Pupils explore circumference manipulating Moon Pie wrapper. In this geometry lesson, they manipulate snack wrappers to find circumference, diameter, radius and distance.
Curated OER
Ravishing Rings (Multiplication with a Snack)
Students understand multiplication through the use of snack manipulatives. For this multiplication lesson, students solve a multiplication problem using pretzels and then create and answer original problems. Students analyze how they got...
Curated OER
Stories That Really Add Up
Students, in groups, develop math lessons for younger students that each stems from a popular student story. Group members individually develop lessons for other subject areas based on their group's story, creating interdisciplinary units.
Curated OER
Multiplication & Division with Arrays
Third graders work with fact families using the commutative property, arrange arrays with manipulatives, and multiply and divide symbolically with numbers.
Curated OER
Reflecting a Triangle in the Coordinate Plane
Learners explore geometric concepts using technology. They manipulate the TI to find important math topics. This activity requires a TI-84 or higher.
Curated OER
Piecewise Linear Integral
Young mathematicians solve and graph piecewise functions in this calculus activity. They integrate linear functions containing restrictions and graph their answers using the TI.
Curated OER
Area & Perimeter
Learners define area and perimeter. They demonstrate understanding of the concepts concretely, with manipulatives, and describe with words, their strategies and thought processes.
Curated OER
Obtuse Angles
Third graders recognize and identify geometric shapes, work with manipulatives to reinforce understanding, and create polygons with various angles to display their knowledge of the different types of angles.
Texas Commission on the Arts
The Quarter Fold
Little ones identify the US quarter and explore the concept of one-fourth or one-quarter. Using real coins or coin manipulatives, they divide a square piece of paper into quarters, discuss halves and quarters, and create a design that...
Curated OER
Stirring up Fractions
Second graders practice unit fractions to identify parts of the whole and parts of a set. They utilize a variety of manipulative's including recipe boxes to get them started stirring up fractions. A multitude of books on fractions are...
Fuel the Brain
Equal Grouping, Number of Groups & Number of Sets
Your class will enjoy solving and illustrating these word problems involving equal grouping of numbers and number sets. Your visual learners will benefit if you provide manipulatives or a hundreds board while solving.