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Lesson Plan
Curated OER

Graphing Inequalities and Shading

For Teachers 9th - 10th
Students graph and shade inequalities. In this algebra lesson, students graph inequalities using the slope-intercept form. They shade the side of the line that is the solution and identify the domain and range.
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Lesson Plan
Curated OER

Is There A Formula for People?

For Teachers 7th - 10th
Learners explore proportions which are typical of the human body. Given a list of classic proportions from earlier centuries, students work in pairs to test the validity of the proportions. Pupils share their personal measurements. ...
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Lesson Plan
Curated OER

Patterns, Functions & Algebra

For Teachers 7th - 10th
Students participate in numerous activities and games. In pairs, they play card games to find relationships between a random set of playing cards. After writing samples of Dear Abby letters concerning math problems, students create a...
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Worksheet
Helping with Math

Addition Worksheet: Totals 9 or less (2 of 3)

For Students K - 2nd Standards
There are 36 single-digit addition problems on this page. Some are arranged horizontally and some are arranged vertically. Use this assignment to provide practice with these essential addition skills.
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Worksheet
Helping with Math

Addition Worksheet: Totals 9 or less (1 of 3)

For Students K - 2nd Standards
Here is the first in a series of three single-digit addition worksheets. The first 24 of the problems are horizontally written, while the remaining 12 are vertical. At the top of the webpage is a place to check off a box that will reveal...
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Worksheet
Helping with Math

Subtraction Worksheet: Numbers to 9 (2 of 3)

For Students 1st Standards
Second in the series, this instructional activity provides practice with 36 single-digit subtraction problems. The first 24 are in a horizontal arrangement, while the remaining 12 are vertical. First graders especially benefit this type...
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Worksheet
Helping with Math

Subtraction Worksheet: Numbers to 9 (1 of 3)

For Students 1st - 2nd Standards
Single-digit subtractions skills are super important in the early grades. The linked resource is the first of three such pages accessible through this website. By checking a box at the top of the page, answers can be revealed. Consider...
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Lesson Plan
Curated OER

Data Handling Techniques

For Teachers 6th - 7th
Students study data analysis methods. In this data analysis lesson, students study data compression and data editing methods used for the spacecraft Galileo. Students study the 'lossless' and 'lossy' techniques.
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Lesson Plan
Curated OER

The Right Angle

For Teachers 9th - 11th
In this algebra worksheet, students rewrite word problems using an algebraic equation to find the answer. There are 14 questions with an answer key.
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Lesson Plan
Curated OER

Number Scrolls

For Teachers K
Students write the number line. For this numbers lesson, students write numbers in numeric order on a number scroll. They find patterns within this number line. 
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Lesson Plan
Curated OER

Effects of Parameter Changes

For Teachers 8th - 10th
Pupils define properties of a quadratic equation. In this algebra instructional activity, students graph and factor quadratic functions. They write equations for polynomials, given a graph.
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Lesson Plan
Curated OER

Reality Check

For Teachers 4th
Fourth graders practice living on a budget. They must plan for rent, utilities, and food and determine if they can afford the luxuries of a phone, car, gas, movies, clothes, etc., using a newspaper to gather their information.
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Lesson Plan
Curated OER

Solving Inequalities By Using Addition And Subtraction

For Teachers 7th
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
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Lesson Plan
Curated OER

Counting Coins

For Teachers K - 2nd
Students identify the different types of coins. They practice buying objects in the classroom with their coins. They must use different combinations of coins in all situations.
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Lesson Plan
Curated OER

Arithmagons

For Teachers 5th
Fifth graders explore patterns and relationships among the numbers that form arithmagons. They create and attempt different rules that can be used to solve arithmagons. Students use linear algebra to solve arithmagons.
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Lesson Plan
Curated OER

Waterskiing in Circles

For Teachers 9th - 12th
Pupils discuss and give examples of Newton's three laws. They then answer questions in reference to Newton's three laws. One example of the questions that students answer is: A water-skier typically uses a 75 foot tow rope. The skier has...
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Lesson Plan
Curated OER

Are You a Golden Ratio?

For Teachers 6th - 8th
Learners explore the concept of the golden ratio in nature and architectural design. They discuss examples such as petals on a sunflower and the Parthenon. In small groups they take turns measuring their body parts to find a golden ratio.
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Lesson Plan
Curated OER

Bodacious Buttons

For Teachers 1st
First graders graph a data set. Given a set of buttons, 1st graders sort them into categories using specific attributes. They graph the number of buttons in their set based on their attributes using a variety of graphs. Students share...
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Lesson Plan
Curated OER

Tallies Tell It All

For Teachers K
Students explore data collection through the use of tally marks. After a demonstration of the use of tally marks students complete various inquires where they create a chart documenting the number of times a desired result happens. They...
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Lesson Plan
Curated OER

Surveying: 19 Chains and 50 Links

For Teachers 6th - 8th Standards
Through an interdisciplinary lesson, emerging engineers explore the history of surveying systems. After discussing various systems, they perform surveys on printable pages. Using their geometric skills, they physically stake out plots...
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Worksheet
Curated OER

Worksheet, Chapter 1: College Prep Algebra (Integers, Rational Numbers)

For Students 9th - 12th
In this algebra worksheet, students evaluate equations, identify the inverse of numbers, translate words into a number sentence, compare expressions, and solve radicals. This six page worksheet contains a variety of 67 problems.
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Lesson Plan
Curated OER

Connecting Area Formulas Produces a Beautiful Formula

For Teachers 11th - Higher Ed
In this math worksheet, students find the area of the triangle using the formula of 1/2 bh. Then they find the area using an alternative method.
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Lesson Plan
Curated OER

Quickies

For Teachers 6th - 8th
In this math problem solving worksheet, students answer 5 problems in 10 minutes. The problems include a variety of questions that could be solved by students who have had geometry and algebra.
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Lesson Plan
Curated OER

Connections Involving Geometry And Inequalities

For Teachers 9th - Higher Ed
In this math worksheet, students investigate inequalities using problems like: If x and y are randomly determined so that 1 < x < 3 and 4 < y < 7, then what is the probability that | x – y |< 4?