Pupils examine the historical purpose of the forests in Pennsylvania and investigate how the iron manufacturing process works.  In this chemistry lesson students write the chemical formula for making charcoal.

Students experiment in a lab and observe chemical reactions and pH changes.  In this experimental lesson students participate in a lab then write their observations and fill out a worksheet. 

Tenth graders test their saliva for enzyme activity. In this enzyme lesson, 10th graders conduct an experiment to test the enzymatic activity of their saliva. They relate the lack of certain digestive enzymes with alcoholism.

In this chemical reactions worksheet, students rearrange the definitions to match the type of reaction and find an example of each reaction. They write the word equation for it and write the type of reaction for three given...

High schoolers investigate the art and science of pyrotechnics.  In this chemistry and computer lesson plan, students learn about the chemical basis of fire and structure of fireworks.  High schoolers then apply their...

Students learn how science affects foods. In this chemical reactions lesson, students make two kinds of ice cream. They evaluate the different changes based on the ingredients.

Students explore the world of polymers. In this chemistry lesson, students make polymers and observe their properties. Follow-up questions and extension activities are included.

For this chemical equations worksheet, students review the rules in balancing equations and then balance 11 chemical reactions.

In this chemical equations learning exercise, students review the steps to balancing equations and then complete a graphic organizer by balancing 10 chemical reactions.

In this online interactive anatomy crossword puzzle worksheet, students use the 8 clues to find the appropriate answers to complete the word puzzle.

Young scholars observe and describe a chemical reaction. In this chemistry lesson plan, students record observations of the materials they will be using, then follow a written procedure to perform the experiment in a baggie and record...

Students mix two different solutions to become more familiar with molecules and polymers. In this chemistry lesson, students decide whether or not the reaction between two solutions is chemical or physical. Students then observe the...

In this chemical reaction instructional activity, students balance the reaction equation, determine the type of reaction, and calculate the percent yield. This instructional activity has 7 problems to solve.

In this reactions worksheet, students determine the reaction order and rate law for the reaction given. This worksheet has 3 problems to solve.

In this reactions worksheet, students write the equilibrium expressions for the given unbalance equations. This worksheet has 6 problems to solve.

In this chemical reactions worksheet, learners review the law of conservation of mass, the principle of definite proportions, and balancing equations. This worksheet has 3 problems to solve.

In this acids and bases worksheet, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an acid, base, or...

In this thermodynamics worksheet, students predict the change in reaction values for the 14 thermodynamic reactions given.

In this thermodynamics activity, students describe the reactions given and then determine the thermodynamic calculations. This activity has 14 problems to solve.

In this equilibrium constant worksheet, students show the balanced reaction for given reactions. Students write the equilibrium expression for the reactions. Students apply the Le Chatelier's Principle. This worksheet has 37 problems to...

In this aromatic systems instructional activity, students draw the structures of the given compounds and name compounds shown. Students complete the reactions given. This instructional activity has 4 problems to solve.

In this matter and change instructional activity, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state...

For this reactions learning exercise, students read about two types of reactions that take place between metals: displacement and competition. Then, they answer two problems.

In this salts worksheet, students read how salts are created and how different acids make different salts. This worksheet has one graphic organizer and seven short answer questions.