I get a charge out of this. In order to learn how a generator works, groups build and test one in this ninth lesson of the series. The generators are tested at low speed and high speed to determine the watt output and whether they have...

If I change the length, will they work better? After brainstorming the variables of wind turbine blade design, groups choose one variable to isolate and test. The groups then present their data to the class in order for all to have the...

Why is lactase important? Biology scholars explore enzyme function in a structured inquiry lab. The activity tasks lab groups with observing how temperature and pH affect enzyme activity, as well as determining which milk products...

It's just a figure of speech, but this app is, in a nutshell, bursting at the seams with idioms. In just two shakes of a lamb's tail, learners can study, search for, and test their knowledge of the included expressions.

Students visit sites designed to prepare them for the Missouri Assessment Program tests. They visit Web sites containing skills practice for the test.

Students discuss food and the food groups and their organic nature. They test 3 different solutions and test for protein, starch and glucose. In addition, they create a master table on the board to collect all the teams results.

Students identify the symptoms of HIV. In this disease control lesson, students listen to a mini-lecture on the symptoms of HIV. Students locate information on the Internet about ELIZA and confidentiality regarding HIV testing. Students...

Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...

Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...

As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...

Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...

Here is a comprehensive method for assessing chemistry learners' knowledge; have them approach two laboratory problems, plan their methods of solving each, and then actually carry out the experiments to find the answers. Both the...

Three, two, one, blast off to a better understanding of force and motion with this exciting science lesson! Beginning with a discussion about rockets and gravity, young scientists go on to complete a series of worksheets about net...

Chemistry explorers prepare a crystalline derivative and find its melting point. Once they discover the melting point, they are able to identify whether or not the substance is pure, and whether it is an aldehyde or ketone. This is an...

Using a simulated air sample, environmental or earth science pupils examine the components. You will need to prepare the faux air by using a hole punch and various colors of construction paper. Each color will represent a different...

Students prepare for a field trip. They navigate through a Underground Network site. This "field trip" can be conducted in a patch of healthy grass or soil anywhere you can find it: right outside your building, in a backyard or at a...

Need a quick way to administer and grade a multiple choice quiz? Keep this bubble sheet as a staple of your curriculum toolkit! It can be used for assessments with up to 30 multiple choice or true/false questions.

Students participate in a three-part lab in which they investigate plant pigments. Part I is designed to teach basic laboratory techniques of column chromatography, in Part II students design an experiment to separate the components of a...

Here is a nice, clean wrap-up lesson for your chemistry class when they are studying chemical reactions . They experiment with different oils to make soap. To make it more fun, they are to imagine that they are part of a soap testing...

Students research on Internet and in any available law books to find drunk driving laws in their state, including ramifications of refusing breathalyzer or other tests, identify rights of someone arrested and charged with DUI-related...

Students are introduced to how the differences in solubility of materials are used in the manufacture of fibers and films. They are also introduced to the various processes used to make films and fibers. Pupils prepare fibers using wet...

The four cycles in Earth's biogeochemical system are covered in this instructional activity. Science stars fill in the blanks or define vocabulary terms pertaining to the hydrologic, carbon, nitrogen, and phosphorous cycles. This...

Students are given some components of an experiment, where they are able to identify and fill in missing parts, such as hypothesis, conclusion, results, etc. They form a hypothesis given general scientific facts. Students apply the...

Simulated acid rain, a dilute sulfuric acid solution, needs to be prepared for this demonstration. After a condensed lecture on acid rain, you will apply the solution to a sample of granite and a sample of limestone. Your young...