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Worksheet
Curated OER

Percentages: Decimals To Percent

For Students 4th - 7th Standards
In this percentages activity, students write twelve decimals as percentages and twelve percentages as decimals. Students check their answers with the key when they are finished.
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Worksheet
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Percentages: Fractions To Percent

For Students 4th - 8th Standards
In this percentages worksheet, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.
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Lesson Plan
Curated OER

More or Less Pigs in the Pen

For Teachers K
Students practice simple addition and subtraction. They identify relationships among whole numbers.
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Lesson Plan
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Balance or Tilt?

For Teachers 6th
Sixth graders solve two-step equations.
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Lesson Plan
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Water: On the Surface and in the Ground

For Teachers 9th - 12th
High schoolers explore the differences between surface water and ground water. They collect data using maps and graphs and investigate a Texas river basin and a nearby aquifer. They complete a written report including maps and data...
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Lesson Plan
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Water-Is There Going to be Enough?

For Teachers 9th - 12th
Students research the availability, usage and demand for water in the local area historically and use projections of the availability, usage and demand for water up to the year 2050. They gather data and present the information in...
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Lesson Plan
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In the Chips

For Teachers 9th - 10th
Students explain how markets work and the role of prices within markets is an important key to being able to explain and predict economic behavior. In true markets, prices are determined by the interaction of buyers and sellers.
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Lesson Plan
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Environmental Differences

For Teachers 3rd - 5th
Students observe and conduct an experiment to see whether differences in salinity (the environment) have an affect on the hatching rate and survival of brine shrimp.
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Lesson Plan
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How Tall in the Fall?

For Teachers 1st
First graders use nonstandard measurement to measure. After reading Inch by Inch, 1st graders pair measure leaves that they have collected. They glue their leaves onto tag board to make a display.
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Lesson Plan
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Measuring Angles

For Teachers 3rd
Third graders describe an amount of turn from a particular position to another using the 'circular' benchmarks of 0, ++, ++, ++, and full turn. Estimation language such as 'just about', 'between', 'not quite', 'just over', and similar...
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Lesson Plan
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Engineering in a Calculus Classroom

For Teachers 11th - 12th
Students solve several differential equations. In this calculus instructional activity, students test their modulus calculation by testing different weights or beam lengths. They share their findings in class.
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Lesson Plan
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Biotic Factors

For Teachers 3rd - 6th
Students identify individual organism, a species, and a population within the study community. They identify biotic factors at the site and attempt to characterize the site's species diversity.
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Lesson Plan
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Utamoro Prints

For Teachers 9th - 12th
Students discuss the art work of Japanese artist Kitagawa Utamoro and investigate the term "commercialization" and its affect on societies. The lesson concludes with individuals presenting their own findings and examples of...
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Lesson Plan
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Looking into Eratosthenes' Radius of the Earth

For Teachers 9th - 12th
Students, in small groups, research Eratosthenes and his calculations of the Earth's radius. They write a summary of the person, the experiments and his calculations to determine how accurate Eratosthenes was in his estimations of the...
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Lesson Plan
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Tangram Perimeters

For Teachers 6th - 8th
Students work together to make figures out of tangram squares. In groups, they calculate the measurements they need and apply the Pythagorean Theorem. They complete a worksheet solving equations using the theorem and review their answers.
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Lesson Plan
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Gyrocopter - Describing Rotary Motion

For Teachers 11th - 12th
Learners calculate angular displacement, velocity and acceleration of gyrocopters. In this physics lesson, students compare data taken from 3 different gyrocopters. They explain how differences in construction material affect rates of...
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Lesson Plan
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Changing Matter

For Teachers 1st
First graders investigate the changing states of water.
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Lesson Plan
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Exploding Numbers

For Teachers 9th - 12th
High schoolers discuss how numbers increase when exponential growth is occurring. They view a video and compare exponential and linear growth with a graphing calculator.
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Lesson Plan
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Beta-Oxidation of Unsaturated Fatty Acids

For Teachers 9th - 12th
Students work in small groups to determine the amount of protein contained in an unknown sample. They conduct the experiment, plot the points of absorbency, and present their findings to the class.
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Lesson Plan
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Bungee Man Lab

For Teachers 8th - 12th
Learners explore the motion of a toy bungee jumper using the scientific method. They view a video of a bungee jumper and discuss what can be measured about a bungee jump. Students discuss the scientific mehtod and how to design an...
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Lesson Plan
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World Trade: It's for Nebraska

For Teachers 10th - 11th
Young scholars examine markets, international trade, and the role of government in international trade. After reviewing articles on the Governor of Nebraska's recent trade missions, they discuss in small groups their opinions of whether...
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Lesson Plan
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Snow Cover By Latitude

For Teachers 6th - 8th
Young scholars examine computerized data maps in order to create graphs of the amount of snowfall found at certain latitudes by date. Then they compare the graphs and the data they represent. Students present an analysis of the graphs.
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Lesson Plan
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Clay Boats

For Teachers 7th
Seventh graders are given the opportunity to use model-building as a way to help comprehend the forces and phenomena at work in the world around them. They use both successful and unsuccessful models to make inferences, refine...
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Lesson Plan
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Relationships and Functions

For Teachers 5th
Fifth graders describe patterns as relations and functions. In this patterning lesson, 5th graders analyze and continue patterns. Students understand how patterns relate to relations and functions.