Texas Instruments
Texas Instruments: Measuring Angles in a Quadrilateral
In this activity, use an interactive, and investigative approach to determining the sum of the interior angles of a quadrilateral. They use Cabri Jr. to draw, measure, and calculate the characteristics of the angles of quadrilaterals.
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Texas Instruments: Math Today Coming Clean About Showering Time
In this activity using the USA TODAY Snapshot, "Coming clean about showering time," students will find the measures of central angles and arcs of a circle. They will use circumference, radius, concentric circles and degrees in a circle...
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Texas Instruments: Calculating the Area of a Triangle Using Heron's Formula
Students will measure the lengths of the sides of three different triangles and apply Heron's Formula to calculate the area in acres. The measurements for this activity may be done outside or, using a specified scale, completed inside....
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Texas Instruments: Properties of Reflections
I use this activity in the beginning of the school year when introducing terminology such as angles, lines, segments, measures, perpendicular etc. The original material is from the SIMMS Integrated Mathematics using Technology, I have...
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Texas Instruments: Direct Variation With Powers: Surface Area and Volume
Students find the approximate surface area and volume of an apple, measuring circumference 3 ways, using the mean of the measurements to find the radius. Each students enters the results in a Table on the board.
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Texas Instruments: Inscribed Angles Intercepting the Same Arc
Students investigate the properties of angles inscribed in a circle. They use the drawing and measurement tools of Cabri Jr. to draw and measure certain angles, and establish the relationship between angles that intercept the same arc.
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Texas Instruments: Jason: Leaf Cutting Ants Fungus Farmers
Rainforests at the Crossroads: Use a TI-73 Explorer to become familiar with a graphical technique for measuring the amount of leaves Leaf Cutter Ants chew. Measure the mass of a chewed leaf and then find its area.
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Texas Instruments: Swing Your Can
Sinusoidal data already obtained by swinging a can over a meter stick and measuring time and displacement from its resting position using a CBR or CBL with a motion detector. Using the TI-Navigator, you can monitor their "real time"...
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Texas Instruments: The Pythagorean Theorem and Classifying Triangles
Students can use the converse of the Pythagorean Theorem to predict a triangle's classification. The Cabri Jr. App on the TI-83+/84+ family will be used to create triangles and find their measurements. Adobe PDF lab worksheets are included.
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Texas Instruments: Midpoint of a Segment
Students review the basic geometry definitions of segment and midpoint, and learn to use drawing and measurement tools. They explore changes in measurements as the figure is altered.
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Texas Instruments: Designing Hot and Cold Packs
in this activity, students calculate the molar enthalpy of dissolving for three ionic solids, and use this information to design a cold pack. In this experiment they measure the heat changes which occur from various salts dissolving in...
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Texas Instruments: Real Life Real World Activity Surveyor
Surveyors describe land parcels with distance and angle measurements, often given as compass headings. Once the boundaries of the land parcel are described, the surveyor can calculate the area of the land. This activity uses Cabri Jr....
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Texas Instruments: The Closer I Get to You Ti 83
Here's a group activity your students can do to learn about rational functions. Students will use properties of reflections together with measuring tapes, mirrors, and masking tape to find a function that relates height of a reflection...
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Texas Instruments: Step Up
Students learn to use measurements on a real model to develop the concept of slope and linear functions. They use a calculator to explore changing the slopes and Y- intercepts in the slope intercept form Y = MX + B.
Center for Innovation in Engineering and Science Education, Stevens Institute of Technology
Ciese: Wonderful World of Weather Project
If you're studying the weather, this is an excellent project for students to develop their understanding of how weather is measured. They will use real time data from their location as well as from around the world to learn about weather...
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Texas Instruments: How Do Your Errors Grow!
In this activity you will learn how to use the Sig-Fig Calculator. Determine the sig-figs of some measurements and check this work using the Sig-Fig Calculator.
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Texas Instruments: Describing One Variable Data
Students sort data and display it graphically using various plots. They also get familiarized with statistical concepts like measures of spread and central tendency.
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Texas Instruments: Energy From Foods Part Ii
In this activity, students explore how an electrochemical cell works. They use a Voltage Sensor to measure the electrical energy produced when the distance between the electrodes is varied. They also determine the factors that affect the...
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Texas Instruments: Follow the Golden Rule
Students find ratios and calculate measures of central tendency for sets of data. They understand the concept of the Golden Ratio. They use box-and-whisker plots to analyze data.
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Texas Instruments: Triangle Inequality Theorem
In this activity, students will explore the concepts underlying the Triangle Inequality Theorem by comparing side lengths and angle measures of a triangle. They will use an interactive construction to see why this theorem is true.
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Texas Instruments: Watt's the Deal?
In this activity, students can use a light probe to measure the light intensities of light bulbs with different wattage ratings.
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Texas Instruments: Looking at Statistics Through Circles
In this activity, students will measure round objects to determine the circumference and diameter, and use the data to explore geometric concepts of the circle with statistics.
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Texas Instruments: Where Is North?
In this activity, Students can use a Magnetic Field Sensor to measure the magnetic field of the Earth and to determine magnetic north. They will also calculate the magnetic inclination and declination at their location.
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Texas Instruments: Water Quality Tds (Total Dissolved Solids)
In this activity, students can use the Conductivity Probe to measure the Total Dissolved Solids in samples of water.