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Lesson Plan
Curated OER

Activity #7 Apple Color Change

For Teachers 4th - 6th
Students compare the different rates of reaction between an apple covered with vitamin C and an apple with no vitamin C. They compare the different rates of reaction between an apple placed in the sun and one not exposed to the sun. ...
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Worksheet
Curated OER

Classification of Changes

For Students 6th - 8th
For this classification of changes worksheet, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the other...
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Lesson Plan
Curated OER

Oxygen

For Teachers K - 12th
Students explore oxygen and its physical and chemical propeties.  In this investigative lesson students complete several experiments using oxygen.
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Lesson Plan
Curated OER

Activity #9 Tye Green Blob

For Teachers 6th - 8th
Students comprehend that a chemcial change produce substances with a different composition and physical and chemcial properties. They state the differences between physical and chemical changes. Pupils observe changes that occur during...
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Lesson Plan
Curated OER

The Conceptual Theory of Chromatography

For Teachers 9th - 12th
High schoolers conduct a lab to determine the best way to separate a variety of mixtures choosing between paper, thin layer and column chromatography. They use chromatography techniques to identify unknown substances and submit a lab...
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Lesson Plan
Curated OER

Sour Acids and Bitter Bases

For Teachers 4th - 8th
Students explore acids and bases. They experience the sour taste of acids and the bitter taste of bases by tasting substances such as chocolate, lemon juice, and baking soda. in addition, they complete a worksheet for individual assessment.
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Lesson Plan
Curated OER

Activity #3 Finding Mass

For Teachers 5th - 8th
Students use graph paper to construct a graph and determine the slope of a straight line. They determine the weight (mass) of paper clips with a pan balance. Pupils weigh an unknown number of paper clips, and to interpret the graph to...
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Lesson Plan
Curated OER

Condensation and the Water Cycle

For Teachers 5th - 8th
Students explore the natural distallation process that occurs in the water cycle. They use plastic cups and cotton swabs to observe the condensation process that is evident in the water cycle.
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Lesson Plan
Curated OER

Activity #5 Environmental Effects

For Teachers 7th - 8th
Learners explain the implications of particle theory of The Law of Conservation of Matter for problems of pollution and waste disposal. They describe, in terms of atoms and molecules, what happens to materials when they are dissolved or...
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Worksheet
Curated OER

Some Common Chemical Reactions

For Students 10th - Higher Ed
In this chemical reactions activity, students compare and contrast corrosion and combustion reactions. This activity has 15 short answer questions.
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Worksheet
Curated OER

Making Ammonia - The Haber Process

For Students 9th - 12th
In this fertilizer worksheet, students read background information about how farmers began using nitrogen compounds as fertilizer and how Fritz Haber came up with an efficient process. Students complete 10 short answer questions based on...
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Worksheet
Curated OER

Three Digit Addition

For Students 1st - 2nd
In this math instructional activity, students solve three digit addition problems. Some of the addition problems require regrouping. The problems are set up to solve vertically.
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Lesson Plan14:52
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Howard Hughes Medical Institute

The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture

For Teachers 8th - Higher Ed Standards
Got milk? Only two cultures have had it long enough to develop the tolerance of lactose as an adult. Learn how the responsible genes evolved along with the cultures that have been consuming milk. This rich film is supplied with a few...
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Lesson Plan
Curated OER

Snowflake Bentley

For Teachers 3rd - 4th
Students explore crystals through the story Snowflake Bentley and then create crystal pictures of their own. In this interdisciplinary lesson, they create a crystal web chart on chart paper, design artificial snowflakes, and write poems...
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Worksheet
Curated OER

Parallel Structure Practice

For Students 5th - 12th
Practice parallel structure with a multiple-choice exercise. Twenty questions challenge learners of all ages to correctly fill in blanks with phrases that are parallel in structure to what is already there. Tip: As noted, this worksheet...
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Lesson Plan
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Howard Hughes Medical Institute

Got Lactase? The Co-Evolution of Genes and Culture

For Teachers 8th - 12th Standards
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
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Handout
National Institute of Open Schooling

Nomenclature and General Principles

For Students 9th - 12th Standards
Carbon, the base for all organic compounds, exists in nature in its purest form as graphite or diamonds. The 25th lesson in a series of 36 teaches pupils the nomenclature of organic compounds. Learners read about how to use the IUPAC...
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Activity
It's About Time

Polymers

For Teachers 7th - 12th Standards
All plastics contain polymers, but not all polymers are plastic. Young chemists make their own polymer and compare the properties to those of other states of matter. After a reading passage, pupils answer analysis questions about natural...
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Lesson Plan
Curated OER

In Touch with Apples

For Teachers 2nd - 3rd
Students read "How To Make an Apple Pie and See the World", the story of a girl who traveled the world to find the ingredients to make her apple pie. They conduct a series of interdisciplinary activities including testing their senses,...
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Activity
It's About Time

Identifying Matter

For Teachers 7th - 12th Standards
High schoolers test wood splints that have been soaked in mystery solutions to identify the different colors it produces when lit. The lesson concludes with a reading passage and analysis questions. 
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Lesson Plan
NOAA

Where There's Smoke, There's ...

For Teachers 9th - 12th Standards
A remotely operated vehicle approaching a volcano was engulfed by molten sulfur where the plumes of fluids contained the highest concentrations of aluminum ever recorded. This isn't science fiction or an April fools joke, though it did...
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Lesson Plan
Polar Trec

What Is My Footprint?

For Teachers 6th - 12th Standards
How do one's habits and lifestyle choices affect the environment? Through a short online survey, learners will calculate their own carbon footprints then determine how to reduce their impact on the environment through simple steps, such...
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Lesson Plan
American Chemical Society

Man and Materials Through History

For Teachers 9th - 12th Standards
From the start of the Industrial Revolution, it only took 147 years for someone to invent plastic. This may seem like a long time, but in the history of inventing or discovering new materials, this is incredibly fast. An informative and...
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Activity
Teach Engineering

Edible Algae Models

For Teachers 5th - 6th Standards
Sometimes it's okay to eat your science experiment. A hands-on activity has pupils create models for algae to learn about its cellular structure. The best part of the experiment? The resulting juice-filled gels are edible—yum!

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