Students make polymers in the lab. In this polymers lesson plan, students make a nylon fiber polymer chain. They define monomers, polymers, addition polymerization, condensation polymerization, crosslinking and cyrstallinity.

For this thermometric titration learning exercise, students titrate hydrochloric acid with sodium hydroxide to determine its concentration. They measured the solution's change in temperature, plotted their data, and used the graph to...

High schoolers covert ethanol to ethanoic acid using a condenser for this oxidation reaction learning exercise. They test the smell of the final product, add sodium carbonate, and test the product with indicator paper. They explain their...

For this preparation of triiodomethane learning exercise, students use propanone to prepare triiodomethane. Students use filtration and recrystallization to produce the product. They determine the melting point using a melting point...

Learners explore gases. In this chemical energy instructional activity, students will observer chemical reactions and infer a conclusion about reaction producing gasses.

Students explore enzyme catalysis through a series of experiments. In this chemistry activity, students determine the factors affecting catalysis. They explain the different uses of this process.

Students identify the physical and chemical properties and explore the differences.  In physical and chemical property lesson plan students test polymers for the differences between the physical and chemical properties, record their...

Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.

For this chemistry worksheet, students complete a crossword puzzle with 15 clues about both physical and chemical changes. Each clue lists number of letters for correct word.

In this chemistry worksheet, students are provided with the answers for a crossword puzzle containing 15 clues about physical and chemical changes.

In this chemical equations worksheet, students predict the major organic products of given reactions. Students give the mechanism for reactions. Students also give the product for ozonolysis of given alkenes. This worksheet has 7...

Pupils examine water quality indicators,test water quality and record their results.  In this water quality lesson students complete a water testing lab and complete a lab report. 

Students explore the environment by researching mining. In this ecological dangers lesson, students define cyanide and discuss why it has potential to be a great threat to our environment during mining expeditions. Students examine many...

Sixth graders design and conduct an experiment with milk to investigate how temperature affects bacteria growth. They, in groups, construct a hypothesis, perform the experiment and then record and present the results.

Students compare their unknown serum against a set of known serum standards and determine the animal source of their serum. They write a lab report to communicate their results.

High schoolers review the basic lab techniques by following lab procedures. They analyze data by using raw data gathered. Students comprehend the processes occurring inside the column. They use specific chemicals to help determine the...

In this chemistry worksheet, students identify and define various types of carbohydrates. Then they draw a Haworth projection representing monosaccharaides. Students also draw a Fischer projection to illustrate the structure of glucose.

In this health activity, students identify various infectious diseases and explore the available options for stopping or preventing the spread of disease. They participate in a simulation experiment on how to measure and prevent. There...

For this chemical reactions worksheet, students write the structures or names from molecular formulas. Then students predict the products from reactions given. This worksheet has 9 fill in the blank questions.

In this chemical equations worksheet, students determine the empirical formulas for chemical compounds and balance chemical equations. This worksheet has 1 fill in the blank question and 4 problems to solve.

Students identify each phase of mitosis and the main characteristics of each. Students prepare a microscope slide with onion root tip. Students observe the cell division occurring in the cells and label the mitosis phases observed.

Students experiment with lactase to find out how milk sugar is broken down in the body. In this enzyme lesson, students use glucose strips to investigate the breakdown of lactose into glucose and galactose for milk digestion in the human...

Students conduct an experiment in which they systematically separate cations from a mixture of substances. They use the following types of reactions to do so: precipitation, acids and bases, oxidation and reduction. They compare a...

Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.