Curated OER
Ratios in Right Triangles
Learners calculate the sides of right triangles in this trigonometric ratios lesson. They use Cabri Jr. software and TI-83 or TI-84 calculators to find the side lengths and their ratios to each other for various triangles. The provided...
Ed Galaxy
Amazing Angles
Three letter-sized mini posters can be displayed in your elementary geometry class when teaching about angles. One provides information about degree measurement and additive properties, and the other two define acute, right, obtuse,...
Curated OER
Basic Right Triangles
Elementary schoolers examine the attributes of triangles. In this triangle lesson plan, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils draw...
Curated OER
Properties and Perfectly Polymeric Sodas
Students examine physical and chemical properties of plastics, interfaces of plastics, and forms of plastics. In three lab activities, students discover the two characteristic responses of plastics to heating, thermoplastic or...
Curated OER
Studying Florida's Constitution: State's Rights
High schoolers examine the basic rights in their state's constitution. They vote on a class issue, analyze how an amendment is passed, develop a flow chart to demonstrate the steps, and write and illustrate a booklet about their basic...
Curated OER
Bringing Animal Issues into the Classroom: César Chávez
Fifth graders get critical and political while they begin thinking about human and animal rights in relation to the US Constitution. This hand out includes answers to several questions regarding Cesar Chavez and his work to secure rights...
Curated OER
Powers of Congress
Have your class fill out this comprehension sheet while reading about the powers of Congress. There are ten multiple choice questions focused on the rights, powers, and limitations of Congressional law.
Curated OER
Chemistry of Life Study Guide
Biology learners should understand a few chemistry basics. Here is a worksheet that introduces them to the concepts of chemical reactions, molecular bonding, and the unique combination of properties that make water vital to life....
Institute of Electrical and Electronics Engineers
Life Vest Challenge
After reading about the history and science of personal floatation devices, patents, and intellectual property, engineering teams design a life vest for a can of soup. To evaluate which groups considered the need for waterproofing, hold...
Curated OER
Incentives, Profit and the Entrepreneur
Students discuss hypothetical problems associated with price and profit. They discuss the fairness of profit, how it should be measured, and the consequences of setting acceptable levels of profit.
Curated OER
A Duck's Bill on Capitol Hill?
Use a list of environmentally related words to engage learners in a discussion about ecosystem conservation legislation. As a class, read "Aware of Political Ecosystem, Property Rights Advocate Embraces Conservation Plan." Then, present...
Curated OER
Classifying Triangles Based On Properties of Angles
The interactive lesson featured here calls for the use of a Smartboard for sorting and classifying shapes. Then, pupils discuss the rules they followed for sorting their shapes, particularly focusing on the properties of angles. While...
EngageNY
Definition and Properties of Volume
Lead a discussion on the similarities between the properties of area and the properties of volume. Using upper and lower approximations, pupils arrive at the formula for the volume of a general cylinder.
Illustrative Mathematics
Right Triangles Inscribed in Circles I
One of the basic properties of inscribed angles gets a triangle proof treatment in a short but detailed exercise. Leading directions take the learner through identifying characteristics of a circle and how they relate to angles and...
James Madison Memorial Fellowship Foundation
Those "Other Rights:" The Constitution and Slavery
Did the United States Constitution uphold the institution of slavery, or did it help to destroy it? Young historians study Article 4, Section 2, Clause 3 of the Constitution and evaluate the rights of slaveowners as they compared to or...
Curated OER
Decision Making: Who Was Right?
Help your class explore the question "Is it ever right to disobey a law?" With a strong base of knowledge about the Civil War, anti-slavery movement, and Underground Railroad, your class explores civil disobedience in Marshall, Michigan...
Achieve The Core
Linda R. Monk, Words We Live By: Your Annotated Guide to the Constitution - Grade 8
“We the people . . .” Thus begins the Preamble to the Constitution. Using a close reading approach, class members examine an excerpt from Linda Monk’s article that traces how the interpretation of these words has evolved. Some of your...
Illustrative Mathematics
Tangent to a Circle From a Point
Learners see application of construction techniques in a short but sophisticated problem. Combining the properties of inscribed triangles with tangent lines and radii makes a nice bridge between units, a way of using information about...
Curated OER
Bill of Rights Day
Fifth graders examine and identify the values and purposes of the Bill of Rights. They complete a class KWL chart, participate in a class jigsaw activity, write and illustrate a book about the first ten amendments, participate in a mock...
Curated OER
Oil Floats, Right?
Students examine the properties in oil in water. In this mixture instructional activity, students read about the Lophelia II 2010: Cold Seeps and Deep Reef Expedition and look at images of deep sea ecosystems. They experiment or...
Curated OER
Which Triangles are Right
Students apply properties of right triangles to solve problems. In this geometry lesson, students identify axioms and theorems using examples.
Curated OER
Roofing and Right Triangles
Young scholars use models and symbols to represent properties of the Pythagorean Theorem. For this right triangle lesson, students connect real jobs to properties of right triangles. They solve word problems applying the correct ratios...
Key Curriculum Press
Properties of Special Parallelograms
Rhombuses, rectangles and squares are have special properties. In this lesson, young geometers investigate and make conjectures about diagonals, angles, and parallel lines of parallelograms.
Curated OER
Properties of Special Quadrilaterals
Teach your mathematicians how to identify the properties of quadrilaterals. In this geometry lesson, students solve for missing angles and sides of a special quadrilateral. They use the TI to move the sides around and create different...
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