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What Changes Occur When Water Freezes?

For Teachers 4th - 8th
Students investigate the changes that occur at the molecular level when a liquid becomes a solid. They freeze water in baby jars and observe the changes that occur in the process.
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Chemical Change

For Teachers 5th
Fifth graders watch a demonstration in which a balloon is inflated using the gas created by combining vinegar and baking soda. Then, in groups, they combine various assigned substances and watch and record the results.
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Stomach Chemistry

For Teachers 5th
Fifth graders compare physical and chemical changes. They perform a simulation experiment/activity that replicates what happens in the stomach as food is digested by stomach acids.
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T-Shirt Chromatography

For Teachers 5th - 8th
Students study about chromatography, a process used to separate mixtures. They see that chromatography is used to detect, separate or purify different substances. This nice lesson results in a beautiful t-shirt for each student!
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Hydrologic Cycle Scavenger Hunt

For Teachers 5th - 8th
Students explore the water cycle using educational resources. In this water cycle lesson, students use a global climate DVD to complete a scavenger hunt on the hydrologic (water) cycle.
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Lip Balm Chemistry

For Teachers 5th - 8th
Students explore density, mixture and solutions in a reaction. In this chemistry lesson, students create their own chap-stick using ingredients they analyze for their chemical contents. They discuss measuring skills, melting points and...
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From Bats to Babies: Ultrasound

For Teachers 9th - 12th
Students research and analyze sound waves and how an ultrasound works to image a baby in utero. They explore various websites, complete worksheets, and write a paragraph describing a demonstration they view in the classroom.
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Eating Through the Metric System

For Teachers 7th
Seventh graders convert measurements in recipes to metric measurements and prepare the food items. They create a metric measurement cookbook.
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Scrambled Eggs Anyone?

For Teachers 1st - 3rd
Students listen to Nursery Rhymes highlighting GRAVITY, pull ropes during a Rope Pull Activity and even drop eggs from a height during a Gravity Contest. This is a fantastic lesson which highly motivates Students!
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Frosty the Snowman Meets His Demise: An Analogy to Carbon Dating

For Teachers 9th - 12th
High schoolers read and discuss an article about carbon dating, then participate in a hands-on lab to discover how carbon dating works. Students also write a letter to a friend explaining the process, and how archeologists use the...
Interactive
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Polymer Basics

For Teachers 7th - 10th
In this polymer worksheet, students use an on line site to complete sentences about plastics, their chemical make-up, their uses, their history and information about recycling plastics.
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Periodic Table Patterns using Fabulous Periodic

For Teachers 10th - 12th
Young scholars explain how elements are arranged in the periodic table. In this chemistry instructional activity, students group the eggs according to a certain pattern. They compare this to elements in the periodic...
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The Sun

For Teachers 3rd
Third graders examine basic information about the sun and its relationship to the solar system. They conduct Internet research and complete a WebQuest about the sun. Students then create a seven question true or false quiz using...
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Sediment Tubes

For Teachers 4th - 8th
Learners observe how different density soils and rocks behave in wind and in water. They make predictions and careful observations as they explore sediment transport and sediment rates in streams and rivers.
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Periodic Trends

For Teachers 10th - 12th
Learners identify the different periodic trends. In this chemistry lesson, students discuss how elements are arranged in the periodic table. They apply what they have learned in a Jeopardy team game.
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Testing Foods

For Teachers 3rd - 5th
Young scholars perform an experiment using brown paper bags to determine which foods have oil in them. This task assesses student's abilities to make simple observations and inferences from them.
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To Float or Not to Float - A Lesson on Density

For Teachers 7th - 8th
Learners define density in their own words. In this physics activity, students calculate density using mass and volume. They explain why some objects sink and some float.
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Grating Spectrometer

For Teachers 11th - 12th
Students calculate the Balmer series. For this physics lesson, students observe hydrogen lamp spectra using spectrometers. They calculate wavelength and compare them with their theoretical calculations.
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Is It Grown or Mined?

For Teachers 10th - 12th
Students are introduced to how to identify various minerals. In groups, they compare and contrast raw materials that were grown and mined. They discuss their views on mining and identify the ore minerals and their purpose to end the...
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Molar Ratio

For Teachers 11th - 12th
Students conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
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Investigation - Who is Right?

For Teachers 3rd
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
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Unknown Liquids

For Teachers 5th - 8th
Learners must design and conduct an experiment to determine which unknown liquid has a greater density based on basic information about the liquids and containers. Students are given specific materials to work with.
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The Pure, The Mixture, The Unknown

For Teachers 9th
Ninth graders participate in classroom discussions, demonstrations and hands-on laboratory activities about pure substances and mixtures with a focus on common household materials. They investigate: What is a pure substance? What is a...
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Nuclear Reactions

For Teachers Higher Ed
In this nuclear reaction worksheet, students determine the missing particle from the reaction and then name that particle. This worksheet has 18 problems to solve.

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