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Curated OER
Sequences in Geogebra
Students follow detailed directions to use the GeoGebra program. In this mathematics lesson plan, students find the nth term of a sequence, and use line art to approximate a Bezier's curve. Students locate points and segments on a...
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Calculating and Applying Basic Probability
Eighth graders investigate the basic concepts of probability. In this probability lesson, 8th graders learn the associated probability. They work with spinners, colored cubes in a bag, flip coins, and choose colored candies while they...
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Trig River
Students calcute distances using trigonometry and angle measurements. They estimate the width of the Trig River, measure it and compare their results with their classmates. They collaborate with a group to research and find the results.
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Angle Bisectors and Medians of Quadrilaterals
Young scholars investigate the properties of quadrilaterals formed by angle bisectors of a given quadrilateral and quadrilaterals formed by the medians of quadrilaterals. This Cabri Jr. lesson provides opportunity for conjecture and...
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Weird Genetics Problems
In this genetics worksheet, learners will solve genetic problems using the genetic cross or a Punnett square. This worksheet has 6 short answer questions.
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The Mole
In this moles learning exercise, students read about mole and learn how to calculate the number of moles in specific mass of compounds. This learning exercise has 14 problems to solve.
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Working with Rates
In this working with rates worksheet, high schoolers solve 9 problems where they find the rates, they solve 5 problems where they find the rates for compound units and they solve 5 problems where they find the rates using scientific...
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Further Trigonometry
In this trigonometry worksheet, students solve for trigonometric functions. They convert between radians and angles using the properties of sine, cosine and tangent. There are 30 problems on this handout.
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Colonial America: Causes of the American Revolution
Fourth graders analyze colonial rule and policies with regard to the causes of the American Revolution. For this Colonial America simulation lesson, 4th graders role play in an Independence Game, reacting to a variety of "events" that...
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Similar triangles
Tenth graders investigate the theorems of ASA, AAS, AAA and ASA. In this geometry lesson, 10th graders discuss the theorems of triangles and how it is used to solve for missing sides or angles. They review how two angles are formed by...
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Luminous Efficacy (Efficiency)
Students examine the basics of luminous efficacy and why it is used. In this light source lesson plan students test energy efficiency and the luminous efficiency for babies.
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Biomolecules
Students perform an experiment in which they test foods for the presence of proteins, carbohydrates, and lipids. They identify the molecular structure of each type of biomolecule and then discuss how biomolecules relate to nutrition and...
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Differentiate Elements, Compounds, and Mixtures
Students examine the differences between elements, compounds and mixtures. Using diagrams, they compare and contrast atoms and molecules and describe various chemical reactions. They distinguish the differences between ionic and...
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Cause and effect Relationship
Students examine folk’s tales for Cause and Effect. In this literature lesson plan, students read "The Origin of Fire" and "The Origin of Medicine” and look for cause and effect. They use a TI Navigator to write down their findings.
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Ranking Salinity
Students explain the uses of titration in chemistry and in industry. In this chemistry activity, students determine the concentration of an unknown solution using titration. They calculate the percent of salt in saline solutions.
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Investigating Trigonometric Ratios Through Similar Right Triangles.
49Students investigate the properties of right triangles. In this geometry instructional activity, students differentiate between similar and congruent triangles. They use the Pythagorean Theorem to find the missing angles and sides.
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Investigating Trigonometric Ratios Through Similar Right Triangles
Students identify similar and congruent right triangles. In this geometry activity, students use trigonometric ratios to identify missing sides and angles of a triangle. They differentiate similar and congruent triangles.
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Budget Finances
Students role play the role of a recent graduate of high school living on their own. Using play money, they are given one month's salary and they discover they own their own house or apartment and owe money on a car loan. They develop...
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Slope
In this slope worksheet, students determine slope for 6 pairs of points. Students then complete 6 problems to determine a missing coordinate given the slope.
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Probability
Learners explore the concept of probability. In this probability instructional activity, students draw golf balls of different colors out of a bag and determine the probability of drawing a particular colored ball. Learners make a number...
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Geometric Relatioships
Students explore measurements and geometric formulas. In this geometry lesson plan, students investigate pi as it relates to geometry. They collect data and use a chart to organize the data.
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Right Triangles and The Unit Circle
Learners solve right triangles using trigonometry. In this geometry lesson, students use the unit circle to identify different trig values. They identify the six trigonometric identities.
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Air Pollution: Visible and Invisible
Fourth graders work together to complete an experiment on air pollution. They identify visible and invisible forms of pollution. They gather their data in notebooks and analyze their results to end the lesson.
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Chemistry Word Search
In this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.