Lesson Plan
Curated OER

GUM: More, Less, or the Same?

For Teachers 4th - 6th
Students confirm the law of conservation of matter by weighing chewing gum before and after it is chewed.
Lesson Plan
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Limiting Reagent

For Teachers 10th - 12th
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
Lesson Plan
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How Tall Is That Flag Pole?

For Teachers 6th - 8th
Students examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
Lesson Plan
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Aquatic Science and IPC

For Teachers 10th - 11th
Students explain the importance of water in our daily lives. In this aquatic science lesson, students identify different ways to purify water and make it potable. They design and construct a water filter based on researched information.
Lesson Plan
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Models and Algorithms to Solve Multiplication Problems

For Teachers 7th - 9th
Students choose the correct strategy to solve multiplication and division. In this algorithm lesson, students use at least two strategies that use properties of operations and estimation. Students also recognize the relationship between...
Interactive
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Decimal Word Problems: Two Step

For Students 5th
In this decimal word problems worksheet, 5th graders solve 6 word problems with addition and subtraction of decimals. This worksheet in interactive and students will receive immediate online feedback.
Lesson Plan
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Finding Your Stride Length

For Teachers 3rd - 5th
Students participate in an estimation activity to determine the length of a hallway or to estimate how many people can fit in the school stadium or gym.
Worksheet
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Elements

For Students Higher Ed
In this elements worksheet, students give the symbol for given elements. Students determine the number of protons, electrons, and neutrons for atoms. This worksheet has 9 fill in the blank and 5 problems to solve.
Lesson Plan
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Exercise Those Statistics!

For Teachers 9th - 12th
Students participate in various activities, measuring their pulse rates and recording the data. They analyze the statistical concepts of mean, median, mode, and histograms using the data from the cardiovascular activities.
Lesson Plan
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Getting Familiar with Fractals

For Teachers 9th - 12th
Students use the Internet to answer lab questions about fractals, and then construct fractals using the initial stage and iteration rule. They complete tables and generate rules for the "nth" term and create their own fractals.
Lesson Plan
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The Gingerbread Man

For Teachers 1st
In this unit students use the traditional tale of the gingerbread man as a context for ordering and comparing lengths. They compare the length of two objects directly, order three or more objects by length and select objects that are...
Lesson Plan
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Dino Cylinders

For Teachers K - 1st
Students investigate the capacity of containers using small dinosaur figures as the unit of measure. They work with a number of different shaped containers to compare the capacity as they practice counting the dinosaurs. They complete an...
Lesson Plan
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Comparing the Density of Iron

For Teachers 9th - 12th
Students use scientific measuring tools to collect and use scientific data. They determine the density of four different objects by using their data to explain why objects have similar/different densities even though they are both made...
Lesson Plan
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The Causes of Differences in Density

For Teachers 8th - 11th
Students explore how density changes. Students read an article on density. They observe a ball and ring demonstration and discuss the outcome. Students draw models of the demonstration and explain what happened.
Worksheet
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Grade 9 Science Review

For Students 9th - 12th
In this 9th grade science review worksheet, students complete 63 true or false questions on topics such as atomic notation, isotopes, covalent bonds, Ohm's law, and electric circuits.
Interactive
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Decimal Word Problems

For Students 5th - 8th
In this decimals worksheet, students solve word problems containing decimal numbers and one step problems. Students complete 5 problems.
Lesson Plan
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Newton's Laws

For Teachers 9th - 12th
Students examine and discuss Newton's Laws and discover his contribution to physics. In groups, they participate in an experiment in which they much apply the Laws to the world around them. They describe contact and conservative forces...
Lesson Plan
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Puzzling Perimeters

For Teachers 3rd
Third graders use estimation, fractions and decimals to determine the perimeter of objects in the classroom. They are given a worksheet with a list of the items on it. The worksheet has columns beside each of the items for estimation and...
Lesson Plan
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Converting Metric Measurements

For Teachers 8th
Eighth graders convert metric measurements.
Lesson Plan
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Scale Matters

For Teachers 3rd
Third graders study the meaning of the digits an any whole numbers with up to 3 decimal places. They order decimals with up to 3 decimal places and perform measuring tasks, using a range of units and scales.
Lesson Plan
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Our Favorites

For Teachers 6th - 7th
Students participate in and conduct a survey to determine various class favorites. They collect, organize and display their data, interpret the results, and complete a packet of worksheets to display the information.
Lesson Plan
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Chemistry: The Case of the Sunken Ice Cube

For Teachers 9th - 12th
Students examine a density demonstration involving ice cubes and beakers of water and alcohol. After observing how one ice cube floats in water and sinks in alcohol, they determine which mixture of the two would suspend the ice cube in...
Lesson Plan
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Density Columns

For Teachers 8th
Eighth graders create solutions with 5 different densities. In this chemistry lesson plan, 8th graders analyze the density of solutions stacked on top of each other. They document their data through graphing. This assignment requires 4...
Lesson Plan
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H2O2 Decomposition Lab I

For Teachers 10th - 12th
Students conduct an experiment to determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.