Curated OER
Radian Measure
In this Algebra II/Pre-calculus activity, students explore radian measure of an angle and convert between degree and radian measure. The seven page activity contains explanation, examples, and nineteen multi-part problems. Answers are...
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Roll `Em!
First graders engage in using base ten blocks and dice for a fun engaging math lesson. They use a worksheet imbedded in this lesson as the game board to help them play this math game.
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"ty" number
Second graders encounter the need to assess the code in English for tens is that the word ends in "-ty." They explore the meaning of two or three digit whole numbers to realize that the meaning of words like sixty can be decoded by...
K12 Reader
Converting Fractions to Decimals
After examining a short article on fractions and decimals, readers draw information for the text to respond to a series of reading comprehension questions.
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Area of Polygons
Young scholars engage in a lesson that is about the concept of polygons and focuses upon finding the area. They use formulas provided in the lesson in order to solve problems given by the teacher for independent practice. Geometric...
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Investigation - What's the Number?: Division
Seventh graders explore number sentences using a variety of strategies making each equation a true sentence. Students examine strategies such as patterns, trial and error, working backwards, and related problems. In groups, 7th graders...
Mathed Up!
Quadratic Formula
Young scholars explore how to solve any quadratic equation with a video about the quadratic formula. They then use the quadratic formula to solve a set of quadratic equations.
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Investigating Division
Students develop math sense as they multiply and divide numbers. In this algebra lesson, students identify the missing numbers in a multiplication and division problem. They use a calculator to help them solve the problems.
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Lu-Lu
First graders practice their counting skills while playing a Hawaiian game called Lu-Lu. Lu-Lu is a Hawaiian counting game. It is played with four stones. Each stone is divided into four equal sections and dots are placed in the...
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Write Me Two Ways
Fifth graders write numbers in standard and expanded form. In this writing numbers in standard and expanded form lesson plan, 5th graders write integers up to billions in word form and standard form. Students use number cards to create...
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Percents: What's the Use
Young scholars research percentages in real world situations. In this percents lesson, students demonstrate their ability to apply percents to everyday situations. Young scholars communicate mathematically by conducting interviews about...
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Partial Quotients
Fifth graders examine the partial-quotients algorithm for finding the answer to a division problem. In this partial quotients lesson, 5th graders demonstrate the process of division through a series of estimations. Students examine the...
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Multiplying and Dividing
In this multiplying and dividing worksheet, students compute the product and quotient of whole numbers and decimals. This two-page worksheet contains 4 multi-step problems.
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Fractions, Decimals and Percentages
In this fractions, decimals, and percentages instructional activity, middle schoolers compare and order given amounts. Students identify equivalent numbers. They calculate the percent of a given number and convert from a fraction to a...
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Problem Solving I
For this problem solving worksheet, students estimate possible solutions to given functions. They determine the solution to given equations. This two-page worksheet contains 2 multi-step problems.
Rainforest Alliance
Investments in Forest Carbon
One hundred metric tons of CO2 can accumulate in one acre of forest over time—that's a lot of carbon! In the activity, groups of middle school learners determine what makes forests important. They then solidify the concept by using a...
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Match to Multiply
Third graders explore multiplying whole numbers by one- and two-digit numbers using a fun game. When the bell rings student takes first card and writes it on the board. When teacher rings the bell students match numbers with someone from...
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Ordering Fractions and Decimals with use of Origami
Fifth graders play a game using origami cubes with fractions and decimals written on them. For this ordering lesson, 5th graders order the fractions and decimals while earning points for their team.
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Circle Graphs
Sixth graders participate in a lesson that covers the reading and interpretation of a circle graph. They review the part of a whole concept for percents and student observe and practice using the circle graph.
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Pythagoras' Theorem
In this Pythagorean Theorem worksheet, students use the Pythagorean Theorem to determine the length of a missing side. They calculate surface area of a prism. This two-page worksheet contains 4 multi-step problems.
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Integers
Using a simple technique, learners practice identifying integers on a number line. As numbers, both positive and negative, are pointed to, they name them. This could be part of anticipatory set before a lesson on integers.
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3 dimensional shapes
Students play a bingo game to classify 3 dimensional shapes. In this 3 dimensional shapes lesson plan, students identify, describe, and classify shapes by playing a bingo game.
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Partial Products
Students use the partial products algorithm to complete multiplication problems. For this partial products lesson plan, students are introduced to the algorithm and connect the relationship to multiplication and division problems.
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Modular Arithmetic
Students investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic lesson, students use computers to work on modular arithmetic after a teacher guided lesson. They complete guided practice...