Curated OER
The Action of A Buffer Solution
For this buffer solution worksheet, high schoolers experiment with the addition of different solutions to a buffer solution and observe the changes in pH using a pH probe. Students describe the differences between adding pure water and...
Curated OER
A Summer Reading List for Math Teachers
Teachers can read through these math-related books for pure enjoyment.
Curated OER
Pure Contour Drawing: Learn to Draw
Learners explore contour drawing. In this art lesson, students draw their hand. Learners draw with the opposite hand that they usually write with. Students cover their paper as they draw so they can not see what they are drawing.
Curated OER
Matter
In this matter worksheet, students will brainstorm two examples of a pure substance and two examples of a mixture and write these into a graphic organizer.
Curated OER
Blast It! (Learning About Copper)
Opening with background information on copper use and mining, this learning exercise assesses junior geologists' reading comprehension. A map activity is available, but the map is not. There is a useful set of vocabulary matching cards...
Curated OER
The Elements
Students watch video, The Elements, research information about elements using both the Internet and CD-ROM program, and create atoms out of gumdrops and licorice.
Curated OER
Solubility and Intermolecular Forces
In this solubility and intermolecular force worksheet, high schoolers are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.
Curated OER
Industrialization
Eleventh graders examine government regulations. In this industrialization lesson, 11th graders look into what was going on inside American factories during the era. Students read excerpts of The Jungle and watch selected video clips...
Curated OER
Democracy Sense
Students define democracy and distinguish representative from direct or pure democracy. Then, with the focus on representative government, students will discuss and trace voting patterns in the United States.
Curated OER
Pure Substances and Mixtures
Students compare and contrast the properties of substances and mixtures. For this chemistry lesson, students simulate spontaneous mixing by performing a short class activity. They differentiate heterogeneous and homogeneous mixtures.
Curated OER
How Do I Get a Pure Sample of the Molecules I Make?
Students initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
Curated OER
Maple Syrup
Middle schoolers comprehend the process of making pure maple syrup. They identify differences between pure syrup and artifical maple syrup. Students are asked what is in the displayed containers. They sample the syrups and try to figure...
Curated OER
The Market Power Game
Students play a game to evaluate the power of competition in the four types of market structures. They describe characteristics and give examples of pure competition, monopolistic competition, oligopoly, and monopoly.
Curated OER
Discover Ways to Further Classify Matter
Middle schoolers analyze and classify substances. For this classifying matter lesson, students look at various substances and identify them as heterogeneous or homogeneous mixtures, pure substances, or solutions. Middle...
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Tuned in: Tuning Forks and Sine waves
Students explore the characteristics of a pure sound wave produced by a tuning fork. They use sine waves to find a curve to fit the sound wave data produced by the tuning fork. A CBL and microphone is required for this activity.
Curated OER
Visual Models of Solutions and Concentrations
Young scholars model solutions with beakers of colored glass or plastic spheres. In this solutions lesson, students use beakers of colored spheres to represent pure substances. They mix the spheres to demosntrate solutions. They discuss...
Curated OER
Isolating Bacteria from a Mix Culture
Students isolate three species of bacteria using the plate streak method, implement sterile microbiology techniques, and produce pure cultures of each microorganism at the end of this exercise. They write a descriptive paragraph for each...
Curated OER
Defining Density as a Relationship
Students review the relationship between mass and volume is constant for a pure substance under standard conditions. They complete mass and volume worksheets using formulas for calculating density.
Curated OER
Activity #15 The Snowy Christmas Tree
Young scholars weigh out the proper amount of silver nitrate and prepare the silver nitrate solution. They observe what occurs when pure copper is added to silver nitrate solution. Pupils determine whether the change in the appearance of...
Curated OER
DNA Extraction
Students participate in a lab activity in which they extract DNA from a strawberry. After mashing the strawberry into an even, smooth puree inside a bag, they add extraction buffer and mix the strawberry with the buffer. They filter...
Curated OER
Light
Students examine how light waves travel. In this properties of light lesson plan, students observe how light travels in water, how light is reflected and refracted, and how light is pure energy.
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson plan begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed...
EngageNY
The Mathematics Behind a Structured Savings Plan
Make your money work for you. Future economists learn how to apply sigma notation and how to calculate the sum of a finite geometric series. The skill is essential in determining the future value of a structured savings plan with...
Nemours KidsHealth
Food Safety: Grades 9-12
Food poisoning, salmonellosis, E. Coli, shigellosis, tapeworms—all these words can strike fear into eaters. Alas, the five-second rule is not necessarily true! Two activities teach teens safety rules for food purchasing, preparation,...
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