Texas Instruments
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, students use...
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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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Metric Mania
In this metric system worksheet, learners 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, students 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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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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Reflecting a Triangle in the Coordinate Plane
Learners explore geometric concepts using technology. They manipulate the TI to find important math topics. This activity requires a TI-84 or higher.
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Creating Parallelogram
Learning how to define vocabulary words related to solving parallelograms will assist your learners in identifying different parallelograms. They use the navigator to view different shapes created by moving the parallelogram around.
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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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A Steep Hike
Students explore slope. For this middle school mathematics lesson, students analyze and interpret graphs as they investigate slope as a rate of change. Students use a motion detector to collect data as they walk at different...
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Food Safety Lab
Students use the scientific method to investigate the role of temperature in microbial growth. In this food preservation lesson, students set up an experiment with fruit in room temperature and in a refrigerator. They record the...
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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...
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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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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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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...
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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 instructional activity, students use a real spectrometer and observe and measure the wavelength of spectral lines....
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Microclimates of Our School
Students read the story "Weslandia" by Paul Fleischman, define the term microclimate, gather and record data in various places on school grounds to establish the presence of difference microclimates, analyze and compare microclimates,...
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Hinode-Close Up of a Sunspot
In this solar sunspot activity, students use two photographs from the Hinode solar observatory showing a sunspot on the solar surface. Students solve 5 problems including finding the scale of the images, determining the smallest detail...
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Hinode Studies Loopy Sunspots!
For this sunspots and magnetic fields worksheet, students read about the satellite images taken showing 'loopy' patterns from solar gases and the magnetic fields on the sun. Students solve 2 problems including finding the volume of a...
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How Fast Does the Sun Spin?
In this rotation of celestial bodies instructional activity, students determine the speed of the sun's rotation and they determine the number of days it takes the sun to rotate once at the equator. They identify the geometric factor that...
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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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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.