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Lesson Plan
Curated OER

Intersections, Unions, and Compound Inequalities

For Teachers 8th - 9th
In this algebra worksheet, students graph inequalities on number lines. Two problems are written in interval notation. The other five problems require students to graph and then write in interval notation.
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Lesson Plan
Curated OER

4 Four Leaf Clovers

For Teachers Pre-K - 1st
In this number 4 worksheet, students count the four leaf clovers, trace the number 4 three times and the word four twice and then print each one 5 times on their own.
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Lesson Plan
Curated OER

Counting Objects in a Set (1 to 9)

For Teachers Pre-K - K
In this counting to nine worksheet, students solve 5 problems in which objects in a set are counted. Students circle the number that tells how many objects are shown. All sets will be nine or fewer.
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Lesson Plan
Curated OER

Comparing Numbers to 100

For Teachers 1st - 2nd
Have your budding math analysts compare numbers up to 100. Here are 2 worksheets that each include 60 problems where learners use the appropriate symbol to determine which number is greater than, less than, or equal. An answer key for...
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Lesson Plan
Curated OER

Counting Numbers 0-30

For Teachers Pre-K - 1st
Here are some fun and simple ways to practice counting, saying, and writing numbers 0-5. First, play a whole-class game: scholars sit in a circle and count off around the circle. The player after the number five has been called has to...
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Lesson Plan
Curated OER

Factoring Perfect-Square Trinomials and Differences of Squares

For Teachers 8th - 9th
In this algebra worksheet, students factor expressions into the product of two binomials. Four of the problems involve factoring perfect square trinomials. The remaining eight problems require students to factor problems that are the...
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Lesson Plan
Curated OER

Factoring: A General Strategy

For Teachers 8th - 9th
In this algebra worksheet, students factor 10 polynomial expressions. Problems involve several approaches to factoring, including factoring out common elements by grouping, factoring the difference of two squares, and factoring the sum...
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Lesson Plan
Curated OER

Rational Numbers in Lowest Terms

For Teachers 12th - Higher Ed
For this rational numbers worksheet, students write equivalent forms of rational numbers, divide rational numbers, and express them in their lowest terms. This two-page worksheet contains five problems.
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Lesson Plan
Curated OER

Time 5 Minutes

For Teachers 2nd
If your learners have already been introduced to telling time in five-minute intervals, this resource will provide extra practice! Or consider using it as a formal assessment. Have your learners developed time-telling skills? 
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Lesson Plan
Curated OER

Solving Fractional Equations

For Teachers 9th - 11th
In this fractional equation worksheet, students solve fractional equations containing addition and subtraction. This one-page worksheet contains eight problems, with answers.
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Lesson Plan
Curated OER

Multiplication Drill

For Teachers 3rd
Third graders solve a number of problems by multiplying basic single digit numbers times other single digit numbers. There are 36 problems to solve on the sheet.
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Lesson Plan
Curated OER

Solve for Missing Ratios

For Teachers 5th - 10th
In this ratios worksheet, students solve for the variable in the ratios containing one and two digit numbers. Students complete 10 problems total.
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Lesson Plan
Curated OER

Reverse Percentages

For Teachers 5th - 10th
In this percentages worksheet, students use a calculator to find the original number in reverse percentages problems. Students complete 7 problems total.
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Lesson Plan
Illustrative Mathematics

Comparing Two Different Pizzas

For Teachers 3rd - 5th Standards
What better way to learn about fractions than with a couple pizzas? Help Jessica figure out how much of the pizza she has eaten, while teaching your class that fractions refer to a specific whole amount. This problem will be challenging...
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Lesson Plan
Curated OER

Find Parabolas through Two Points

For Teachers 9th - 12th Standards
Your learners will write quadratic functions whose graphs include specific points and explore how these graphs are related to each other.
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Lesson Plan
EngageNY

Solution Sets to Inequalities with Two Variables

For Students 9th - 10th Standards
What better way to learn graphing inequalities than through discovering your own method! Class members use a discovery approach to finding solutions to inequalities by following steps that lead them through the process and even include...
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Lesson Plan
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Curated OER

Seven Circles II

For Teachers 9th - 10th Standards
Your learners find as many rigid motions of the plane as they can that are symmetries of the configuration of circles. Rigid transformations of the plane are explored and become more concrete to them as they visualize and execute these...
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Lesson Plan
EngageNY

The Angle-Angle (AA) Criterion for Two Triangles to Be Similar

For Teachers 9th - 10th Standards
What do you need to prove triangles are similar? Learners answer this question through a construction exploration. Once they establish the criteria, they use the congruence and proportionality properties of similar objects to find...
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Lesson Plan
EngageNY

The Side-Angle-Side (SAS) and Side-Side-Side (SSS) Criteria for Two Triangles to Be Similar

For Students 9th - 10th Standards
Playing with mathematics can invoke curiosity and excitement. As pupils construct triangles with given criteria, they determine the necessary requirements to support similarity. After determining the criteria, they practice verifying...
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Lesson Plan
West Contra Costa Unified School District

The Power of Ten: Building a Magnitude Model

For Teachers 4th - 5th Standards
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.
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Lesson Plan
Statistics Education Web

What Percent of the Continental US is Within One Mile of a Road?

For Students 9th - 12th Standards
There are places in the US where a road cannot be found for miles! The lesson plan asks learners to use random longitude and latitude coordinates within the US to collect data. They then determine the sample proportion and confidence...
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Lesson Plan
Curated OER

Value that Number

For Teachers 1st - 3rd
Learners complete a variety of activities to gain an understanding of the place values for ones, tens, and hundreds. They should place sets of numbers in order from least to greatest and from greatest to least.
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Lesson Plan
Curated OER

Division by Fractions (Part One)

For Teachers 4th - 6th
Learners demonstrate array models to illustrate division as sharing and grouping. They demonstrate the array models to compare division as sharing with division as grouping. Pupils explore division problems are typically seen as either...
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Lesson Plan
Curated OER

Number Sense: Real Numbers

For Teachers 6th - 12th Standards
Using a scientific calculator and an 11-page guide sheet, middle schoolers investigate real numbers and problem-solving properties. The publisher links this resource to Common Core standard for seventh grade math, but you may find it a...

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