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Perpendicular Segments in a Circle
High schoolers explore the concept of circles as they construct a circle using a program such as Cabri Jr. Learners construct a chord and a diameter that are perpendicular, then measure the bisected chord and notice that both sides of...
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Investigating Segments in a Quadrilateral
Investigate the properties of the shape formed by connecting the midpoints of adjacent sides of a quadrilateral. In this properties of the shape formed by connecting the midpoints of adjacent sides of a quadrilateral lesson, young...
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Metric Mania
In this metric system worksheet, students convert measurements of volume from the English system of measurement to the metric system. They also convert within the metric system and answer questions about volume measurements.
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Starlight, Star Heat
In this stars worksheet, learners read how astronomers calculate the temperature of a star by measuring its color. Students use a chart showing star temperatures and colors to complete 3 short answer questions.
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Investigating Segments in a Right Triangle
High schoolers explore the concept of right triangles as they construct a right triangle using Cabri Jr. Learners find the midpoint of the hypotenuse and construct a line from the midpoint to the vertex of the right angle. They then...
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Aurora to Magnetosphere Global Exploration
In this magnetosphere global exploration worksheet, students read about the instrument on board a satellite launched by NASA called the Radio Plasma Imager. This imager detects echoes from plasma clouds. Students calculate the distance...
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Area: It's What's on the INSIDE That Counts!
Second graders participate in a series of hands-on, online and multimedia activities that examine the concept of area. They view clips from the animated series Math Monsters and discuss the purpose of area and how it is used in the real...
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Angles and Transversals
Pupils explore the concept of angles and transversals. They construct parallel and non-parallel lines cut by a transversal using Cabri Jr. Learners then determine which angles are congruent and the relationship of angles when two lines...
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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...
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Similar Triangles and Proportions
Pupils investigate similar triangles and proportions as they make conjectures about the length of sides of similar triangles. For this lesson, have your class construct similar triangles using Cabri Jr so that they share a common vertex.
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The Grating Spectrometer; Light and Wavelengths
Students create a paper model that demonstrates wave interference for 3 wavelength from 2 sources. In this light and wave lesson, students use a real spectrometer and observe and measure the wavelength of spectral lines. Students then,...
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Simulating the Greenhouse Effect in a Terrarium
Students identify what factors effect global warming and how the greenhouse effect occurs. In this environmental lesson students view videos then complete an experiment using a terrarium to observe greenhouse gas.
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DISCOUNT LENSES ( GELATIN WAVE GUIDES)
High schoolers study attributes associated with concept of fiber optics is done using a labmade fiber optic from clear molded gelatin. A variety of shapes can be cut and pieced together to form a conduit to transmit the laser beam by...
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Here's the Pitch
Students define pitch, measure varying amounts of water into containers, make predictions about the sounds made when striking the containers, put containers in order from highest to lowest pitch, and create their own sound patterns with...
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Volcanic Panic!
Students begin with an overview of the Earth's interior and how volcanoes form. They learn how engineers predict eruptions. In a class demonstration, students watch and measure a mock volcanic eruption and observe the phases of an...
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Volume of Gas
Eighth graders investigate the effect of temperature on the volume of a gas in a closed container. They measure the height of the water in their beaker/container, conduct their experiment, and create a graph to illustrate their data.
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Shortest Distance Between Points and Lines
Learners use technology to determine the shortest between two points in a plane. They are required to support their analytic explanations with visual illustrations.
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Investigating Area Relationships
Learners investigate the area of various figures. They construct triangles and quadrilaterals using Cabri Jr. and discuss the relationships between different angles, side lengths, and figures.
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Midsegments of a Triangle
Learners analyze midsegments of triangles in this instructional activity. They use Cabri Jr. software to observe the relationships between interior angles and midsegments of triangles. Specific instructions for creating this...
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Properties of the Centers of a Triangle
High schoolers investigate properties of the four centers of a triangle and explore a special property of the circumcenter and orthocenter of a triangle. This lesson requires the use of Cabri, Jr.
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Create a Budget
Students develop a budget spreadsheet to manage finances for their business. In this finance lesson, students use a spreadsheet program to create a budget with credit and debit columns. There are step-by-step directions for creating a...
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Watch Your Conductor Like a Hawk
Students focus their eyes on the conductor in music class. The teacher uses a music sheet to isolate the musical elements of tempo, balance, and blend.
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Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
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The Physics of Sound: How We Produce Sounds
Students are introduced to how they produce sounds. In groups, they participate in experiments in which they measure sound and identify their five senses. Individually, they make their own musical instruments using different objects and...