Fifth graders investigate evidence for changes in matter that occur during a chemical reaction.

Students see how an infectious disease such as AIDS may be quickly transmitted throughout a population. They conduct a simulated transmission of an infectious disease and mathematically determine the number of possible infected individuals.

Did you know that meat tenderizers contain DNA cutting enzimes? Did you know that you can isolate your own DNA? Or the DNA of fruit? Explore with your learners the DNA world with a series of experiments using readily available materials...

High schoolers determine the amount of vitamin C present in 3 samples of juice stored in various light conditions. In this vitamin lesson plan, students investigate the amount of vitamin C present in juice exposed to different quantities...

Students test for the presence of enzymes in fruit and the specificity of those enzymes, as well as to identify and show the susceptibility of enzymes to certain environmental factors (temperature and pH) originating in the enzyme's...

In this environment worksheet, students answer 6 different questions. The questions are really an activity for each one. This requires extra space to complete them on separate worksheets.

Students evaluate data related to population growth, along with problems and soultions: disease cvontrol. They are able to explain how changes in habitat may affect organisms. Students evaluate evolutionary theories and processes.

Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...

Students investigate the pH of a liquid.  In this middle school mathematics/science lesson, students collect and analyze data regarding the pH of various liquids.  Students display their data in various types of graphs as they...

In this chemicals worksheet, students answer 15 multiple choice questions about chemicals, compounds, inorganic and organic molecules.

For this pH worksheet, students review the titration procedure and the significance of the stoichiometric point. This worksheet has 2 problems to solve.

Students define what a redox reaction is. In this chemistry lesson plan, students electroplate some wires in the lab. They research the application of electroplating in the real world.

Learners explore the tissues of the bone. They discuss bone composition and physiology. Students perform experiments to compare and contrast the decalcifying properties of several liquids.

In this chemistry quiz worksheet, students complete a set of 10 multiple choice questions covering a variety of chemistry concepts.

Learners use a Colorimetric test to measure pH and gain the importance to life in an aquatic ecosystem pH is. They explore the dramatic effect pH level can have on a water body. Students test the pH level of many water samples.

In this chemistry worksheet, learners examine the concept of thermodynamic equilibrium constants with intense detail. The application of the knowledge is practiced with problem solving.

Young scholars test for the presence of enzymes in fruit and the specificity of those enzymes. They identify the susceptibility of enzymes to certain environmental factors such as temperature and pH in the enzymes environment.

In this reactions worksheet, student determine the products of a reaction, balance an equation, and calculate the number of moles in an experiment. This worksheet has 4 problems to solve.

Tenth graders develop a hypothesis and explain what they observed on an activity.  In this investigative lesson students observe osmosis and report their data using a graph. 

Students prepare successful wet mount slide of Elodea. They determine and identify environmental conditions that induce cytoplasmic streaming. They determine the positive aspects of cytoplasmic streaming. They illustrate knowledge and...

Students witness various stages of mitosis through preparing onion root tip slides. With teacher guidance, they learn a great deal through the hands-on process of preparing the slides themselves.

Students explore the Earth's crust by researching pH levels and acidity. In this environmental safety lesson, students identify the pros and cons of acidity within soil and how it affects plants. Students collaborate in a pH level...

Students research chemical formulas and balance chemical equations.  In this chemical equations lesson plan students complete a class activity on chemical equations and answer questions.

Students observe a demonstration that shows that the indicator, phenolphthalein, is a chemical that displays different colors depending on either the acidity or the basicity of the environment. They use the substance to reveal secret...