Worksheet
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Density Worksheet

For Students 10th - 11th
In this chemistry worksheet, students identify and describe that density is the ratio of the mass of the substance to the volume of the substance at a given temperature. They also respond to various questions that refer to density in...
Lesson Plan
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Make An Egg Float!

For Teachers 4th - 5th
Students analyze density. In this density lesson, students experiment with floating an egg. Students discover that salt added to water changes the density of the water allowing an egg to float.
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Marvelous Marbles

For Teachers 7th - 12th
Students predict the change in water volume when adding marbles to a graduated cylinder. In this Chemistry lesson plan, students will need to make accurate water measurements to determine the fluid displaced by the marbles. The students...
Lesson Plan
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Surface Tension (Soap Boat)

For Teachers 3rd - 9th
Students investigate the affect of soap and water temperature on surface tension.
Lesson Plan
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Scuba Diving

For Teachers 9th - 12th
High schoolers discover that scuba diving is more than a sport. It's a science that operationally integrates physics, chemistry, physiology, and oceanography. They perform a simple experiment which simulates the air tanks used in scuba...
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Chapter 22 - 25 Review

For Students 10th - Higher Ed
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
Lesson Plan
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What is the Best Solution to Dye Easter Eggs?

For Teachers 4th - 8th
Students use red and blue litmus paper to determine the category of common substances. They then set up an experiment using vinegar, water, and ammonia (or milk of magnesia) to determine that acids make the best solution for dyeing...
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Holy Moley!

For Students 11th - Higher Ed
In this chemistry worksheet, learners calculate to find the molar mass of water. Then they identify how many moles of hydrogen atoms and oxygen atoms they would have in a beaker. Students also write the chemical formula of cholesterol.
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Solutions Homework Problem Set

For Students 10th - 11th
In this chemistry worksheet, students determine the vapor pressure of a solution when dissolved in water at a set temperature. Then they determine the vapor pressure of this solution at a higher temperature. Students also explain the...
Lesson Plan
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Superballs

For Teachers 4th - 6th
Students mix two different solutions to become more familiar with molecules and polymers. In this chemistry instructional activity, students decide whether or not the reaction between two solutions is chemical or physical. Students then...
Lesson Plan
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Solids, Liquids, and Gases

For Teachers 3rd - 5th
Learners explore solids, liquids, and gasses and categorize and describe the three states of matter. In this chemistry lesson, students categorize items as solid, liquid, or gas based on the definitions given by the teacher. Learners...
Lesson Plan
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What Are Mixtures And Solutions?

For Teachers 1st - 12th
Students explore mixtures and solutions. In this chemistry lesson plan, students will add different ingredients to jars in order to classify them as mixtures or solutions. There is also a nail balancing activity that can be done at...
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Chemical Changes to Matter

For Teachers 1st - 4th
Learners analyze the causes of corrosion. In this chemistry lesson, students investigate what is necessary to cause chemical changes in matter. Learners discover the causes of rust and tooth decay.
Handout
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Rules for Balancing REDOX Equations: (Half-Reaction Method)

For Students 11th - 12th
In this chemistry worksheet, students read the instructions of how to work with the following: acidic and basic solutions, total and net ionic equations, and how to relate these to each other.
Worksheet
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Precipitation, Acids and Bases, and Molarity

For Students 10th - 11th
In this chemistry worksheet, learners write the net ionic equations for any precipitation reactions that occur on mixing aqueous solutions for each of the substances listed. Then they write the net ionic equations for the acid/base...
Lesson Plan
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Heat Loss and Gain in Physical Changes and Chemical Reactions

For Teachers 8th - 10th
Students measure the heat of physical and chemical changes in reactions.  In this chemistry lesson students determine at what extent changes emit or absorb heat. 
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Acids and Bases Crossword

For Students 8th - 12th
In this chemistry worksheet, students complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
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Answers for Acids and Bases Crossword

For Students 8th - 12th
In this chemistry worksheet, students are provided with the answers for a crossword puzzle with 27 clues about acids and bases.
Lesson Plan
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Studying Exothermic and Endothermic Reactions

For Teachers 9th - 12th
Students explore the mesosphere and lower thermosphere globally and achieve a major improvement in our understanding of the fundamental processes governing the energetics, chemistry, dynamics, and transport of the atmospheric region....
Lesson Plan
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Rusting and the Scientific Method

For Teachers 8th - 9th
Students observe the oil can scene with the tin man from a clip from "The Wizard of Oz" and answer the question, "What can we learn about rust from this scene?". They take 2 tubes and 2 nails, adding 1 salt packet to 2 ml of distilled...
Worksheet
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Solubility Homework Problem Set

For Students 10th - 11th
In this chemistry worksheet, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...
Lesson Plan
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Chemical Magic

For Teachers 5th - 8th
Students identify acids and bases. In this chemistry lesson plan, students use red cabbage juice as an indicator of whether the liquid is an acid or base. Students discuss the results.
Lesson Plan
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Mixtures

For Teachers 6th
Sixth graders experiment with mixtures. In this chemistry lesson plan, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
Worksheet
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pH Pre-Lab: Acids and Bases

For Students 9th - 12th
In this chemistry lab, students determine whether or not their saliva is acidic, basic, or neutral. After completing their test, they answer 6 analysis questions.

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