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Lesson Exchange: Polygons (Middle, Mathematics)
Students discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
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Polygons and Diagonals
Students practice measuring the interior angles of given regular polygons and create a formula for finding the measure of th interior angles of any polygon. They determine the relationships between the number of vertices's or sides in a...
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Blue Whales
For this comprehension worksheet, students read a 1-page expository text about blue whales and then complete 3 short answer and 2 multiple choice questions.
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Precipitation and Neutralization Reactions
In this chemical reactions worksheet, students determine the balanced formula equation, balanced complete ionic equation, and the balanced net ionic equation for given reactions. Students calculate final concentrations for ions in given...
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Geo-Mat
Students review plane figures by playing a game that resembles "Twister." They listen to directions to locate a large example of the figure which is placed on the floor.
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The Circulatory System
Students explore the circulatory system of animals. Using the Internet, students research animals without circulatory systems. They identify the three types of blood vessels and describe the flow of blood through the heart. Finally,...
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Cnidarians
In this cnidarians worksheet, students will read 4 descriptions and identify each as either the polyp or medusa form of cnidarian. Then students will complete 3 short answer questions about the characteristics of cnidarians. Finally,...
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Word Lists
In this Language Arts worksheet, students read 5 lists of three to four letter words. The lists are groups by consonant-vowel combination.
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Polygons in Real Life
Fourth graders identify and label different types of polygons in real life situations. Using a digital camera, they take pictures of polygons on the school grounds, tally the number of shapes found, and answer discussion questions.
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Effects of Lead Poisoning on the Human Body
High schoolers research where lead can be found in homes and industrial job sites, and the effects of lead on the human body. They conduct Internet research, develop a lead checklist to be used in the home or at work, and write a...
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Ancient Rome
Third graders distinguish A.D. from B.C. on a timeline. They compare and contrast two different versions of the legend of Romulus and Remus.
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Math: Shapes and More Shapes
Students locate lines of symmetry in regular polygons and predict the number of lines of symmetry in an octagon. In three different polygons, they construct all lines of symmetry and after making their prediction about the octagon,...
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Energy Works!
In this energy worksheet, learners review the different types of energy and determine what form of work that energy provides. Then students give examples of how energy is related to work. This worksheet has 1 graphic organizer and 3...
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Animal Words That Begin With "A"
In this animal words that begin with "a" learning exercise, students look at 3 animal pictures, then color the one that starts with the letter "a".
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Classifying Resources
Students discuss the difference between the three types of productive resources. In groups, they classify and organize examples into the correct category on a chart. As a class, they discuss how each type is used in the production of a...
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The Letter K: Which Animal?
In this letter k worksheet, students color the animal whose name begins with the letter K, choosing from a set of 3 total. A reference web site is given for additional activities.
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Introduce Vocabulary: One Hungry Monster
Students explore language arts by reading a children's book in class. In this tier two vocabulary lesson, students read the book One Hungry Monster and identify the use of three vocabulary words. Students define the chosen vocabulary...
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Specific Gravity of Nevada Minerals
Students determine the specific gravity of Nevada minerals by testing them three separate times. They follow specific directions listed in the lesson plan as how to measure the minerals.
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Making Words
For this making words worksheet, students cut out a set of letters, color consonants yellow, then make as many 2, 3, 4, 5, 6 and 7 letter words as possible.
West Contra Costa Unified School District
Law of Sines
One must obey the sine laws. A lesson introduces and derives the Law of Sines for non-right triangles. With examples that use the Law of Sines to determine unknown measures in triangles, the lesson checks to see if the Law...
West Contra Costa Unified School District
Law of Sines
Laws are meant to be broken, right? Learners derive the Law of Sines by dropping a perpendicular from one vertex to its opposite side. Using the Law of Sines, mathematicians solve for various parts of triangles.
Cornell Lab of Ornithology
Investigating Evidence
Explore the scientific process through nature. Scholars become scientists as they develop a question, design an experiment, collect data, and analyze their results. A two-week lesson guides your classes through the process and provides...
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Chemistry Worksheet 4
In this chemistry worksheet, students determine the pH of a buffer solution to several problems given. Students write a balanced ionic equation for several aqueous solutions.
Music Fun
Recorder Fingering Worksheets
High notes and low notes. Sharps and flats. Recorder players perfect their fingering with a series of music worksheets that ask them to practice identifying correct fingering patterns and connecting these patterns to the...