Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth instructional activity of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to...

In this algebra activity, students convert scientific notation into significant figures. They identify the significant figures correctly with the help of a TI calculator.

High schoolers work with data about commercial fishing ofsalmon in Alaska. Students gather data, graph it, and analyze it.

Students role play the role of a recent graduate of high school living on their own. Using play money, they are given one month's salary and they discover they own their own house or apartment and owe money on a car loan. They develop...

Students are given standard elemental nutrients, identify plant nutrient requirements based on criteria outlined in assessment instructment. They, are given standard elemental nutrients, provide all means and chemical symbols of plant...

Students are given a set problem, they use the scientific method to solve the problem using all steps of the scientific research. Students list the steps of the scientific method used in solving a problem. They are given a selected...

Learners participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. ...

Students experiment with two- and four-stroke engines. They conduct experiments to determine how atmospheric pressure affects the engine's running capability. Further tests are conducted to asses proper llubrication and its affects on...

Students discover plant chemical processes through three lab activities. Overheads, data sheets, and teaching procedures provided for the unit covering photosynthesis, respiration, and transpiration.

Pupils practice performing various accounting functions. Given analysis records, they prepare cost and revenue analysis based on specific criteria. They complete handouts and review their answers as a class. They also discuss the need...

Students identify and classify soil ypes according to data on the soil triangle. Given examples, students identify soil conservation practices, using criterion assessment instrument. When giving a case situation involving soil...