Students examine water and what causes it to become hard.  In this water lesson plan students use the soap test and determine the mineral content and hardness of a sample of water.

Eighth graders watch segments of CBS's Street Cents and discuss approaches used on the program. They create standards for various items and learn why they are important to have. They test different fabrics to explore clothing standards.

Students investigate quality products. In this Physical Science lesson plan, students will test three different types of caulking. The students are looking for the caulk with the best adhesion after two days of curing.

Don't be shocked when your class has a blast making their own batteries! Science scholars examine a dry cell battery, then design and construct a wet cell battery. The activity guides them through the parts of a battery, the variables...

Learners examine the importance of vitamin c in their diets and the sources that it comes from.  In this vitamin lesson students complete hands on activities, interpret data and make a bar graph.

Young scientists discover the importance of scientific investigation by observing live crayfish. They carefully observe the patterns of crayfish in different environments. Then they discuss their conclusions and define what all living...

Young scholars apply the scientific method by building a "Proposal for Study." They label the Observation, Hypothesis, and Prediction columns. Students listen as the teacher introduces the alternative healing methods of therapeutic touch...

Students examine how to design and implement experiments.  In this paper towel experiment instructional activity students test the strength of paper towels. 

Students conduct a variety of experiments to explore protein. In this biology lesson, students solve a mystery by testing for the presence of glucose, protein starch and triglycerides. They explain how DNA transcription and translation...

Young scholars conduct a series of exploration activity on how vaccines and antibodies work. In this biology lesson, students test how antigens and antibodies work in the body. They discuss the benefits of vaccines in promoting immune...

It's all about cabbage in this scientific observation resource! After reading a related story, learners explore three varieties of cabbage. They observe the leaves using a leaf diagram, predicting what the middle might look like. They...

Students investigate how living things interact with their environment. In this living things activity, students complete lessons for science investigations on what living things have in common. Students study cells, complete...

Students examine nutritionally related diseases and illnesses, evaluating studies and developing topics for a science fair project. They investigate bacteria, researching how it can be harmful or helpful, and create illustrated displays.

Students prepare a type of biodegradable plastic. They design method(s) to compare its properties with some common plastics that are readily available in the market. They later advance to identifying variables in an experiment and fair...

Young scholars compare various brands of floor polishes and test their durability and appearance.  In this floor polish lesson students test different polishes and check performance. 

Learners conduct various experiments on glucose. For this biology lesson, students differentiate the process of diffusion and osmosis. They test different foods for the presence of glucose and starch.

Students conduct a series of investigations on the unique properties of water. In this general science lesson, students explain what causes water's surface tension. They explain the different stages in the water cycle.

Students examine the legitimacy of advertisers' claims about products using science and critical thinking. They view and discuss ads, read a case study, and conduct an experiment to demonstrate whether a product lives up to its claims.

Students research on the history of adhesives. In this science lesson, students select one test to use in finding the stickiness of adhesives. They collect data and formulate a conclusion.

Students explore the distribution of plant seeds. In this science lesson, students discuss plants that explode in order to spread their seeds. Students create pea shooters and use dried peas to see how far they will travel.

Students observe leaves. In this math and science cross-curriculum leaf lesson, students take a nature walk and collect leaves. Attributes are assigned and leaves are sorted in various ways. Students use non-standard or standard units of...

Students explain the process of polymerization. In this chemistry lesson, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.

Students create their own investigations. In this science experiments lesson, students use the steps of the scientific method to design an investigation. Students share their findings on a poster.

Explore genetically modified foods through various experiments. In this biology lesson, students discuss the safety issues related to GMF's. They conduct a PCR analysis to identify the presence of genetic modification.