Why do experiments require a control? Guide scholars through designing an experiment to see what they can do to evaporate water faster with a lesson that stresses the importance of controlling all variables. The second activity...

Young schoolers explore the concept of linear regression. They determine the mass and density of salt water. Pupils add salt to water and record the density as salinity increases, and perform a linear regression on the data to model the...

Is there one right way to control infectious diseases? Learners determine the facts each stakeholder must consider when making their recommendations for controlling a disease threatening their area. They take into account public health,...

Understanding the life cycle of a mosquito helps us understand how to prevent the spread of diseases they carry. A lab investigation provides learners with the opportunity to track the two-week life cycle of the mosquito. Scholars make...

Global warming is leaving coral reefs in hot water. What does that mean for their survival? Find out as scholars use authentic satellite data to explore the issue. Learners look for global trends in the data and research the effects the...

Slow the spread of disease by slowing disease carriers in their tracks. Learners explore just how they might accomplish this as they experiment with the life cycle of a mosquito under different conditions. Scholars design and conduct...

How do scientists know what Earth's climate was like millions of years ago? Young environmental scholars discover how researchers used proxy data to determine the conditions present before written record. Grouped pupils gain experience...

Sometimes science lab can be ... delicious! Middle school science scholars extract DNA from strawberries and other fruits in an engaging lab activity. The teacher's guide includes pacing, materials list, and worksheets with answer keys.

What are the benefits and risks of saving in an interest-bearing account? Pupils explore concepts like risk-reward relationship and the rule of 72, as well as practice calculating compound interest, developing important personal...

By studying Benjamin Franklin's work as a printer, your class will have a fantastic opportunity to learn about the economic concepts of entrepreneurship, human capital, and investment. 

Students investigate temperature using the TI. In this chemistry instructional activity, students analyze the change in temperature, as chemicals are dissolved in water. They analyze data collected using the CBL 2.

Students collect temperatures using a probe and examine data.  In this temperature lesson students complete an activity using a graphing calculator. 

Learners explore the health of aquatic life in this science lesson They measure and track the oxygen level in the water to determine the health of the aquatic life. They collect this data using the TI explorer to graph and analyze their...

Learners explore the pH of water in this fourth through ninth grade science lesson. They test water samples to determine the pH, then record observations at the aquatic site and compare their observations with the pH readings.

Young learners compare the breathing patterns of different animals in this pinniped lesson. They examine the breathing pattern of California sea lions and northern elephant seals. Pupils collect, compare and analyze data concerning...

Young learners explore erosion, deposition, weather and climate in this science activity. They discuss the cause of erosion, collect data and analyze it suing the TI Explorer. They can also use the TI CBL or Vernier LabPro for this...

Pupils examine deposits found in a river in this science lesson. They collect data of sediment deposit found in the Mississippi river, then graph and analyze their data using the TI.

Learners experiment to determine ways different types of insulation materials work. In this animal adaptation activity, they make hand coverings from plastic bags, shortening, feathers, and wool. They observe effects of these insulating...

Learners evaluate the relationship between rainfall and runoff of a small island for one year. In this rainfall vs. runoff lesson plan, students analyze the relationship between the rainfall and the runoff on Barro Colorado Island over a...

Learners observe the effect "El Nino" left on kelp plants and sea urchins. They analyze the data collected by researchers, by graphing it on a TI calculator. Before graphing and analyzing the data, you may want to revisit the events of...

Young learners explore motion graphs in this lesson. They investigate distance-time plots as they move in a specific way in front of the CBR in an attempt to make a motion plot that matches a given plot. Pupils explore the connections...

Learners study weather using a graphing calculator in this lesson. They collect data for temperature and relative humidity for every hour over a day from the newspaper, then place the data in their handheld calculator and examine it for...

Learners test their local aquatic site to determine its water clarity. They collect a water sample and measure its turbidity using a sensor, then they repeat the experiment to obtain a second turbidity reading to find the average value.

Pupils investigate the pH of rain water in this earth science lesson. They collect rain water from their area and explore the pH when lime stone is added, then they will use the data collected to conjecture as to the effect of acid rain...