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Geometry Practice: G.G. 28 #2: Triangle Congruence
In this triangle congruence worksheet, students use SSS, ASA, AAS and HL to determine the congruence of triangles. They identify the theorem that proves congruence. This three-page worksheet contains 4 multi-step problems. Answers are...
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CSI Investigation of Congruence and Similarity
Students differentiate between similarity and congruence using polygons. In this geometry lesson, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
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Athabaskan Migration & Bering Strait
Students examine the various migration patterns of the Athabaskan. In groups, they discuss the Bering Strait Land Bridge theory of migration and take notes on a lecture from their teacher. To end the lesson, they brainstorm the...
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Verifying Segment Relationships
In this verifying segment relationships learning exercise, 10th graders solve two proofs by following the same format used in algebra. They complete each of two proofs by naming the property that justifies each statement given. Students...
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Similarity and Congruence
Students explore the concept of similarity and congruence. In this similarity and congruence lesson plan, students cut out strips of paper and form a triangle. Students try to prove that their triangles are congruent using the SSS...
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Why can't We Use SSA to Prove Triangles Congruent?
Students investigate triangles and congruences. In this geometry instructional activity, students differentiate between inductive and deductive reasoning. They differentiate between similar and congruent triangles.
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The Flat Earth
Students differentiate between different planes. In this geometry lesson, students differentiate between a plane and a sphere. They discuss the Great Circle, Geodesic and Lune as it relates to the earth.
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Handwashing
Students experiment in order to determine proper ways to disinfect hands to prevent the spread of infection.
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Manuelito's Role as a Leader
Students research Manuelito's involvement with the treaty which freed the Navajo from Fort Sumner, his leadership role in keeping peace, the details of his meeting with Grant, his support of education, and his disappointment with Indian...
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U.S. and Iroquois Governments
Eighth graders compare the roles and functions of the different branches of the Iroquois and US governments, and the the principles of separation of power.
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Crystals: Geometry and Groups
Learners discuss the importance of examining crystals and experiment growing them. In groups, they complete a project in which they use groups in geometry just like crystallographers. They practice solving the groups and proofs and...
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The Ghost Particle
Students collect evidence to make inferences about a object hidden inside a sealed box. They think critically and logically to raise questions. Students identify questions that can be answered through investigation. They formulate and...
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Business Cycles in the Four-Corners
Students are introduced to new vocabulary associated with business cycles. In groups, they read excerpts from their textbook about the causes and effects of business cycles. To end the lesson, they identify the businesses in the Four...
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The First & Fourteenth Amendments
Students analyze the historical implications of the First Amendment of 1791 and the Fourteenth Amendment of 1868, upon American Indians and African Americans. They consider the applicability of the 14th Amendment to African Americans in...
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Cultural Lit. 40: Native American Self Determination
Students list main event in historical sequence of Self Determination after receiving direct instruction, reading selected texts and working in group structures. They take notes utilizing note-taking frames to list main events in...
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Wegener and Plate Tectonics: A Hands-On Lesson
Students are introduced to and experiment with the basic concepts of plate tectonic theory as well as assess the history of the theory of plate tectonics. They explain and illustrate the basic concepts through diagrams and models of...
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Childhood Development and the Social Studies
Students complete the Know and Want to Know columns of a K-W-L worksheet about elementary aged children. They develop instructional methods for use in elementary social studies classroom that would increase content knowledge. They modify...
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The Nature of Disease
In this diseases worksheet, students will learn about infectious diseases including what causes a diseases and how they are spread. Students will also review symptoms of disease, patterns of diseases, and treating diseases. This...
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BIO205-CH1- Intro Word Search
In this word search worksheet, students locate words related to biology. The word list includes protists, viruses, plants, spiral, and biotechnology.
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Navy Sail Design
Students use the Pythagorean Theorem to explore sailboat design. In this Pythagorean Theorem activity, two sides of a triangular sail are measured, and the theorem is used to calculate the third side. A worksheet, bulletin board design,...
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Advanced Sentence Completion 10
In this sentence completion worksheet, learners choose the best word(s) to complete each sentence. Students may have more than one blank to fill per sentence.
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Advanced Sentence Completion 11
In this sentence completion worksheet, students choose the best word(s) to complete each sentence from five possible choices.
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Evolution
Students research the theory of evolution and the controversy. In this evolution lesson students view a film on Charles Darwin then they write an essay about whether or not intelligent design should be taught in science class.
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NON-EUCLIDEAN GEOMETRY.
Students study relationships between angles, side lengths, perimeters, areas and volumes of similar objects. In this lesson students also create and critique inductive and deductive arguments concerning congruency, similarity and the...
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