Texas Instruments
Texas Instruments: Go for the Gold
Students explore and use the concept of ratio in a real-world situation. They will make judgments regarding accuracy and precision of measurement.
Texas Instruments
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.
Texas Instruments
Texas Instruments: Dew Point Temperature
In this activity, students use an EasyTemp Temperature Probe to measure the temperature of air next to a can of ice water. They also observe the formation of condensation and determine the Dew Point temperature. EasyData is needed for...
Texas Instruments
Texas Instruments: Jason: Tracking the Path of Animals
Rainforest at the Crossroads: Simulate the motion of an animal using a rectangular object placed at different positions on the floor. Then measure and graph the animal's coordinates, and examine its path.
Texas Instruments
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.
Texas Instruments
Texas Instruments: Body Cooling Rate of Animals
Students make two models to stimulate the cooling rate of different skin surface areas. They use a Temperature Sensor to measure the cooling rate of the models. The students also compare the cooling rates of the models to determine the...
Texas Instruments
Texas Instruments: Freezing Temperature of Ocean Water
This activity makes use of the Temperature Probe to measure the temperature of water as it cools and freezes. Students' determine and compare the freezing temperature of fresh water and ocean water.
Texas Instruments
Texas Instruments: Predicting Pi
In this activity, students explore the use of linear measurement and calculators to discover the existence of pi, the constant ratio between the circumference and the diameter of a circle.
Texas Instruments
Texas Instruments: Do You Have a Temperature?
In this activity, students represent and analyze climate data. They use linear regressions to understand the relationship between temperatures measured in the Fahrenheit and Celsius scales and examine conversion factors.
Texas Instruments
Texas Instruments: Comparing Decimals Wider Isn't Always Larger
In this activity, students learn to compare and order decimals. They learn to measure decimals by using the Number Line application.
Texas Instruments
Texas Instruments: Cabri Geometry Tour
In this activity, students will practice some of the basic functions of the Cabri Geometry software, including use of the Pointer, Point, Line, Measure, and Construct toolbars.
Texas Instruments
Texas Instruments: Warming a Solution
In this activity, students use a temperature sensor to measure the temperature of water samples before and after adding washing soda. They understand concepts of dependent and independent variables and study the relationship between them.
Texas Instruments
Texas Instruments: No More Peas, Please!
In this activity, students explore the use of nonstandard units of volume and calculators to estimate the number of peas it would take to fill a class room.
Texas Instruments
Texas Instruments: Numb3 Rs: It's All Connected
Based off of the hit television show NUMB3RS, this lesson uses students' knowledge of graph theory (networks) to introduce two measures of centrality (how connected a particular node is to the entire network), known as degree centrality...
Texas Instruments
Texas Instruments: Sum of Remote Interior Angles Equals Exterior Angle
Draw a triangle with exterior angle. Measure the exterior angle and each remote interior angle. Use the Alpha hand to check that the sum of the remote interior angles is always equal to the exterior angle.
Texas Instruments
Texas Instruments: Solar Cookers and Easy Data
Students use a TI-84, Easy Temp and Easy Data to measure the quality of solar cookers. Hot dogs are heated under the May sunshine after students design, build and test their own solar cookers.
Texas Instruments
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.
Texas Instruments
Texas Instruments: Dissolved Oxygen
Students use the Dissolved Oxygen Probe to measure the concentration of dissolved oxygen in water from streams and rivers. They correlate the availability of dissolved oxygen to temperature, pressure, and salinity.
Texas Instruments
Texas Instruments: Would You Like Fries With That?
French fries from your cafeteria to do data analysis. The students count the number of fries in a single serving of fries along with weighing the order, then measure the length and weight of a sample of individual fries. You then use the...
Texas Instruments
Texas Instruments: Frictional Forces
In this activity, students' will use a Dual range force sensor to measure the force required to pull a block across different surfaces. They will examine the results to see when more force is needed to move the block and understand the...
Texas Instruments
Texas Instruments: Voltage From Dry Cells
In this activity, students will use a Voltage sensor to measure the voltage produced by new dry cells of each size. They will also determine whether there is a relationship between dry cell size and voltage.
Texas Instruments
Texas Instruments: The Magnetic Field in a Slinky
Students use a Magnetic Field Sensor to measure the magnetic field and the current in a solenoid. They explore factors that affect the magnetic field, study how the field varies in parts of the solenoid, and determine the permeability...
Texas Instruments
Texas Instruments: What Does a Buffer Do?
Buffers are solutions that resist a change in pH. In this activity, students will add HCl dropwise to a measured amount of water, monitoring the pH. Students then repeat the process, using a simple buffer prepared by combining baking...
Texas Instruments
Texas Instruments: Is There a Relationship Between Your Fist and Shoe Size?
Students will measure the circumference of their fist and list their shoe size. The lists will be loaded using TI-Navigator in the activity center.