Worksheet
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Water and Diffusion

For Students 9th - 12th
In this water and diffusion worksheet, students will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences. This...
Lesson Plan
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Mole Conversions

For Teachers 10th - Higher Ed
In this compounds worksheet, students determine the number of molecules in molar mass for given amounts of different compounds. This worksheet has 5 problems to solve.
Lesson Plan
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Water and Ice

For Teachers K - 2nd
Students observe water as it changes form.  In this water lesson students observe, measure, and describe water as it changes state. 
Lesson Plan
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Water and Ice

For Teachers K - 2nd
Students examine water. In this chemistry lesson, student examine the physical properties of water and how it changes from a liquid to a solid or a gas. This lesson contains links to a second and third complimentary lesson on...
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Carbon Creating Activity

For Students 2nd - 4th
In this carbon worksheet, students follow directions and use marshmallows and toothpicks to made carbon dioxide and glucose molecules. Students do this to see how carbon changes as a result of photosynthesis.
Lesson Plan
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Chemical Formulas

For Teachers 9th - 12th
Students examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D structure...
Lesson Plan
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Matter

For Teachers 5th
Fifth graders investigate the nature of matter and of the scientific processes associated with them in this series of lessons.
Lesson Plan
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Structure-Property Relationships

For Teachers 9th - 12th
Students explore the structure and property changes of water through videos and classroom discussion. They are introduced to atomic arrangement of solids by looking closely at carbon in different forms, such as graphite and diamond....
Lesson Plan
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Air and Water in the Environment

For Teachers 2nd
Second graders participate in a three part lesson in which they identify and describe forms of moisture in the environment. Part one of the lesson involves the three stages of the water cycle, part two focuses on creating humidity by...
Lesson Plan
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Chemical Formulas and Naming

For Teachers 9th - 10th
Pupils practice naming and writing formulas for simple chemicals. After a review of vocabulary, they create ion flash cards and discuss the rules for writing chemical compounds. They practice naming and writing the formulas based on...
Worksheet
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Worksheet-Bonding

For Students 9th - 12th
For this bonding and electron configuration worksheet, students answer 9 multi-part questions including identifying the differences between bond types, drawing Lewis structures for atoms and identifying types of bonds in molecules.
Worksheet
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Water: The Neutral Substance

For Students 9th - 12th
In this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
Worksheet
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Intermolecular Forces Worksheet

For Students 9th - 12th
In this intermolecular forces instructional activity, students answer 4 questions about the forces between atoms within molecules and compounds. Students rank the boiling points of compounds based on their intermolecular forces and they...
Lesson Plan
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Laboratory: Modeling Molecular Shapes

For Teachers 10th - 12th
In this molecules worksheet, students answer post lab questions about types of bonds, factors that determine polarity and molecular geometry. They calculate electronegativity differences in atoms and determine the types of bonds between...
Worksheet
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WS 5.6 Graham's Law

For Students 10th - 12th
For this gases worksheet, students use the concepts of Graham's Law of diffusion to determine the velocity of gases and molecules. They describe kinetic energy and how it relates to the mass and velocity of objects.
Worksheet
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Diffusion across a Selectively Permeable Membrane

For Students 7th - Higher Ed
Lab groups fill a section of dialysis tubing with glucose and starch solutions and suspend it in a water bath. They use iodine as a starch indicator and a glucose test strip to find out if either of the materials crossed the selectively...
Lesson Plan
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Grow an Alum Crystal

For Teachers 9th - 12th
What an exciting lab experiment to conduct with your high school chemistry class! Crystals are formed naturally in the environment. However, allow your blossoming chemists to create their own unique crystals using alum and...
Lesson Plan
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Physical and Chemical Properties of Water

For Teachers 9th - 12th
Students experiment with water as a component of suspensions, solutions, and heat conduction contributing to the use of food and the health and wellness of human beings.
Worksheet
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Review Questions-Molecular Geometry and VSEPR Theory

For Students Higher Ed
In this molecular geometry and VSEPR worksheet, students find bond angles, hybridization, determine polarity and draw orbital box diagrams of molecules. They determine molecular geometry and bond angles of given molecules and determine...
Lesson Plan
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Building Blocks of Matter

For Teachers 6th - 8th
Students view videos and worksheets and construct a model of a water molecule. In this atomic structure lesson plan, students view video clips and handouts about matter and nanoscience. They construct a model of a water molecule with...
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Boron and Oxygen Atoms

For Students 9th - 12th
In this atom molecule worksheet, students will use a boron atom diagram to answer three fill-in-the-blank questions. Then students will label the protons, neutrons, and electrons on an oxygen atom diagram.
Worksheet
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GED Chemistry Vocab Word Search

For Students 10th - 11th
For this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are 18 words/phrases located in the puzzle.
Lesson Plan
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Solids, Liquids, and Gases

For Teachers 1st
First graders explore the properties of matter. In this states of matter lesson, 1st graders conduct scientific investigations that require them to mix, cool, and heat objects in order to observe changes in the properties of matter.
Interactive
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Ten Multiple-Choice Rate, Ratio, and Proportion Problems

For Students 7th
For this rate, ratio, and proportion worksheet, 7th graders solve ten multiple-choice problems.  The solutions are provided by clicking on the "show answers" on the bottom of the page.

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