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Solutions

For Students 9th - 12th
In this solutions activity, students answer 18 questions about solutions, saturation of solutions, solvents and solubility.
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Commas and Semicolons: Compound Sentences

For Students 5th - 9th
In this comma and semicolon worksheet, students are given sentences that they must correctly punctuate using either a comma or a semicolon.
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Lesson Plan
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Groovy DNA Beads

For Teachers 7th - 10th
Learners create models of DNA and RNA using string and beads. They use beads representing the four nitrogenous bases of DNA to create a portion of a strand of DNA, and it's corresponding RNA. Then, students examine how many of their...
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Electricity: Static and Current

For Teachers 8th - 10th
Students investigate static and current electricity. In this electricity lesson plan, students observe 4 demonstrations and conduct 3 activities to explore the repulsion of electrons and the attraction of protons and electrons. They...
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Lesson Plan
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Ion (Derstand) Bonding through Energy Level Diagrams

For Teachers 9th
Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...
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Rate of Solubility

For Teachers 4th - 12th
Students investigate factors affecting the rate of solubility. In this rate of solubility lesson plan, students experiment by crushing, heating and cooling solutes and solvents to see how the solubility is affected. For each situation,...
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Lesson Plan
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Osmosis

For Teachers 9th - 12th
High schoolers investigate osmosis and diffusion in a liquid environment. In this osmosis lesson plan, students use dialysis tubing made into bags and filled with 3 different solutions. They observe the movement of water molecules into...
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Exothermic and Endothermic Reactions

For Teachers 9th - 12th
Students observe demonstrations of exothermic and endothermic reactions and determine the changes that take place in a chemical reaction. Students observe four demonstrations showing entropy, attraction of molecules due to polarity,...
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How Strong is the Solution

For Teachers 2nd - 3rd
Students investigate the strength of solutions. For this scientific inquiry lesson plan, students examine various solutions of food color and water as they discover the concentration of the solutions by adding bleach to clear the color.
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Diffusion Through Balloons

For Teachers 3rd - 5th
Students observe the diffusion of air molecules through a balloon. In this chemistry and molecules lesson, students fill balloons with air and a scented substance and observe whether the scented air is able to permeate the balloon.
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Classification of Matter

For Teachers 8th - 10th
Students investigate common household items and classify them into types of matter. In this matter instructional activity, students group given items into categories based on their characteristics. They also complete a concept map about...
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Ziplock Chemistry

For Teachers 5th - 8th
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
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Simple Machines

For Teachers 1st - 2nd
Students explore the concepts of force and effort by observing simple machines. In this physics lesson, students attempt to sharpen a pencil without any help, bite into an orange with their lips curled over their teeth, and other...
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Heat Transfer & Phase Changes

For Teachers 7th - 10th
In this heat transfer and phase change worksheet, learners experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
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Leaf Chromatography

For Teachers 8th - 10th
For this leaf chromatography worksheet, students separate the pigments of a leaf using paper chromatography. They answer 4 questions about their results and draw the colors they observe on their chromatogram from the leaf.
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Candy Reaction

For Teachers 6th - 9th
In this triboluminescence worksheet, students use wint-o-green Lifesavers to observe a chemical reaction that gives off light. They break a lifesaver up with a hammer and make observations and they chew a lifesaver and make observations....
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Mini-Ponds

For Teachers 7th - 9th
In this mini pond worksheet, students create a mini-pond ecosystem with soil, water, and plant life. Students let their ecosystem sit for a day and they observe a sample the next day. Students identify all the pond water microorganisms...
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Solution Shapes

For Students 7th - 9th
In this solutions worksheet, learners soak a pipe cleaner in hot water and a supersaturated solution of 20 Mule Team Borax. Students leave their pipe cleaner in the solution for 30 minutes and then observe. They put it back in over night...
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Energy Crisis and Energy Alternatives

For Teachers 7th - 10th
In this energy crisis and energy alternatives worksheet, students fill in the blanks of sentences when given terms related to the environment, the energy crisis, renewable resources and non-renewable resources.
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Vocabulary Matching Quiz One

For Students 4th - 6th
In this matching phrases with synonymous phrases worksheet, learners match each numbered expression with a synonymous expression in a list. Students match 20 phrases.
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Bloody Suckers

For Students 7th - 9th
In this blood sucking animals worksheet, students answer 20 questions about leeches, mosquitoes, Chepo bugs, and bats which all suck blood to transmit diseases or get nutrients.
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Worksheet
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Spotlight on Mexico

For Students 6th - 10th
In this Mexico worksheet, students research different questions about Mexico. Students use the internet or books to research 20 questions about Mexico.
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Chemistry in Action

For Students 9th - 12th
In this chemistry in action instructional activity, students read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they...
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Giving Generously

For Teachers K - 2nd
Students explore philanthropy. In this service learning lesson plan, students read Runaway Rice Cake, identify the elements of the story, and make rice cakes to share with others.

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