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Lesson Planet Article
Curated OER

How to Convert Percentages to Fractions and Decimals

For Teachers 4th - 6th
Students can learn how to convert percents to decimals and fractions using 10x10 grids.
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Lesson Plan
Curated OER

Staying Up

For Teachers 7th - 8th
Students will explain the Archimedes's Principle. For this lesson on plankton, students will describe three factors that can affect the buoyancy of plankton. This lesson contains extensive background information, extensions, and multiple...
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Worksheet
Math Mammoth

Volume Problems

For Students 7th - 9th
In this volume problem instructional activity, students determine the volume of various objects. They compare similar objects and determine the percent of increase and decrease of the surface area and volume. This one-page instructional...
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Worksheet
Curated OER

Finding Concentration

For Students 9th - 12th
In this determining concentration worksheet, high schoolers are given the equations to find the concentration of a solution in grams per milliliter, to determine the concentration in parts per million, to determine percent mass and...
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Lesson Plan
Curated OER

Grade Expectations

For Teachers 9th - 12th
Students explore how the ten percent plan and other education initiatives promote diversity, as well as about their practical effects on students from different types of educational and economic backgrounds. They discuss college...
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Lesson Plan
Curated OER

Ratio Basketball

For Teachers 6th - 8th
Students, in teams of four, practice shooting free throws while mentally converting the ratio of shots made to those thrown into a percent. They chart and record the ratio, decimal and actual percentage earned after each round.
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Lesson Plan
Curated OER

A Day on the Farm

For Teachers 1st
First graders, with a collection of various art supplies, plant a seed to observe it growing and record specific data on a data record sheet. They create a collage from various magazines of ten different foods farm animals eat and make a...
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Lesson Plan
Curated OER

Motherhood Math: Mothers in the Workforce

For Teachers 3rd - 12th
Students evaluate a table showing how the number of working mothers increased between 1955 and 2000. They use the information from the table to complete a worksheet imbedded in this instructional activity.
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Lesson Plan
Curated OER

Dripping Wet or Dry as a Bone?

For Teachers 4th - 6th
Learners use a sponge and water model to explore the concept of relative humidity and create a percent scale. They define humidity and saturation, build a simple humidity/saturation model, collect, predict and interpret data, and create...
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Lesson Plan
Curated OER

Build a Skittles Graph

For Teachers 7th - 11th
Learners construct a bar graph with a given set of data. They calculate the ratio and percent of the data. Students discuss alternate ways of graphing the data as well as multiple strategies to approach the task.
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Lesson Plan
Curated OER

ACC Basketball Statistics

For Teachers 6th - 8th
Students use math skills and create a spreadsheet. In this statistics and computer skills lesson, students gather ACC basketball statistics, convert fractions to decimals and then percents. Students use the gathered information to create...
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Lesson Plan
Curated OER

Money and Banking

For Teachers 9th - 11th
Young scholars investigate percents and interest. In this algebra lesson, students invest money in a bank account and calculate the interest rate they receive over time. They convert percents to decimals and solve problems using percents.
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Worksheet
Math Mammoth

Circle

For Students 7th - 8th
For this circle worksheet, students find the area and circumference of circles and compare their size using percents. Students determine the are of composite figures made of circles and rectangles. This one-page worksheet contains six...
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Interactive
Curated OER

SAT Practice Test

For Students 10th - 12th
In this online, interactive instructional activity, students solve ten SAT preparation problems in 12 minutes. The problems vary in difficulty and content.
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Lesson Plan
Curated OER

The Nash Case -- Identifying, Choosing and Using Genes

For Teachers 9th - 12th
Students complete a variety of exercises as they examine the case of the Nash family who conceived one child in order to provide cells that may be used in a cell transplant for a dying sibling.
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Lesson Plan
Curated OER

What's in the Water?

For Teachers 5th
Fifth graders use the dots to simulate water pollutants in a lake. They use cups to collect a sample of "water." Students sort the dots by color and record the number of each dot color under the correct pollutant name in the Lake Water...
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Worksheet
Curated OER

Mixture Word Problems

For Students 9th - 10th
In this algebra worksheet, students solve word problems related to mixtures. They figure out cost per kg, concentration of chemicals and percent of mixtures. There are 12 problems with an answer key.
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Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 7th - 12th
Students practice multiplying decimals and/or mixed numbers, explore the effects of multiplying decimals and mixed numbers, and practice predicting the effects of multiplying a number by a decimal or mixed number.
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Worksheet
Curated OER

Writing Numbers Exercise

For Students 6th - 9th
In this number writing exercise, students are given twelve sentences containing numbers and asked to correct how the number is written.
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Lesson Plan
Curated OER

Fraction Frenzy

For Teachers 2nd
Second graders identify fractions as part of a set. They explain concrete and symbolic representations of whole numbers, fractions, decimals, and percents in real-world situations. They complete a web-based cookie baking lesson.
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Lesson Plan
Curated OER

Rocks, Minerals, and Erosion

For Teachers 4th
Fourth graders describe the difference between minerals (composed of the same substance throughout) and rocks (composed of two or more minerals). They recognize that there are three classes of rocks: igneous, sedimentary, and metamorphic
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Worksheet
Curated OER

The Caspian Sea

For Students 7th - 10th
In this comprehension and geography worksheet, students read an article about the Caspian Sea, identifying where it is located and what countries surround it. Then they describe three parts of the sea, what are tributaries, and how many...
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Worksheet
Curated OER

History of Cars

For Students 8th - 10th
In this history of cars worksheet, students answer 20 multiple choice questions about cars of the past, the types of cars, the Clean Air Act, the number of cars on the road and the average fuel economy for new cars.
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Worksheet
Curated OER

Lesson 6-7: Scatter Plots and Equations of Lines

For Students 10th - 12th
For this scatter plot worksheet, students examine tables and write a linear equation that matches the table.  Students graph linear equations.  They read scatter plots, determine the trend line, and write a linear equation to match...

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