151 – 169 of 169 Classroom Resources

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  Reversible Reactions, Observations, Chemical Change, Physical Change | High School

  Lab: Breath Test Mark as Favorite (7 Favorites)

  In this lab, students investigate whether chemical reactions can happen only in one direction, or whether they can be "undone."

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  Observations, Inferences, Scientific Method | High School

  Demonstration: Observations vs. Inferences Mark as Favorite (5 Favorites)

  In this demonstration, students will learn the the difference between observation and inferences.

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  Observations, Scientific Method, Experimental Design, Error Analysis | High School

  Lab: Airplanes Mark as Favorite (6 Favorites)

  In this lab, students will design a procedure to test for the intended outcome of a longest flight.

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  Chemical Change, Classification of Reactions, Oxidation, Reduction, Redox Reaction, Electrons, Electron Transfer, Observations, Inferences, Chemical Change | Middle School

  Lesson Plan: One Tube Reaction Mark as Favorite (5 Favorites)

  In this lesson, students will observe a chemical change involving oxidation and reduction.

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  Scientific Method, Observations | Middle School

  Lab: Which Paint is the most Cost-Effective Mark as Favorite (1 Favorite)

  In this lab, students will practice implementing the scientific method in order compare the properties of different paint samples through a variety of testing. Students will research consumer reports, hypothesize, and conduct specific tests in order to determine which brand of paint is the most cost effective.

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  Observations, Interdisciplinary | Elementary School

  Lab: The pH of Soil Mark as Favorite (2 Favorites)

  In this lab, students will determine and compare the pH of different types of soil from their school, homes, or neighborhoods. Students will then decide what types of plants can grow in acidic or alkaline soils.

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  Balancing Equations, Chemical Change, Observations | High School, Middle School

  Lab: Chemical Reactions & Equations Mark as Favorite (48 Favorites)

  In this lesson, students will observe a series of reactions, make observations, and then write balanced chemical equations to chemically describe what they observed.

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  Sublimation, Density, Observations | High School, Middle School

  Lab: Dry Ice (High School) Mark as Favorite (30 Favorites)

  In this lab, students perform several small experiments using dry ice and record their observations.

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  History, Physical Properties, Observations, Model of the Atom | Elementary School, Middle School, High School

  Video: Ancient Chemistry Video Mark as Favorite (72 Favorites)

  This video traces the history of chemistry from the discovery of fire, through the various metal ages, and finally to the great philosophers.

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  Density, Observations, Measurements | Middle School, High School

  Lab: Penny Boats Mark as Favorite (23 Favorites)

  In this lab, students will explore Archimedes’ Principle and how it relates to density. Each student will be given a piece of aluminum foil and asked to design and build a boat that will hold as many pennies as possible without sinking when placed in water.

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  Chemical Change, Physical Change, Observations | Elementary School

  Lab: Gummy Bear Investigation Mark as Favorite (4 Favorites)

  In this lab students will write a plan then conduct an experiment using the scientific method to observe the physical and chemical changes that a gummy bear will experience when placed in a solution of their choice.

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  Chemical Change, Chemical Change, Observations, Interdisciplinary, Acid Rain | Elementary School

  Lab: Chemical Weathering of Rocks Mark as Favorite (1 Favorite)

  In this lab, students will explore simulated reactions that contribute to chemical weathering of certain rocks as it appears in nature.  They will compare the effects of two different chemicals as it contacts various rock and mineral samples.

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  Phase Changes, Physical Change, Observations, Temperature | Elementary School, Middle School

  Lab: Condensation Mark as Favorite (2 Favorites)

  In this lab, students will explore the process of condensation. Students will investigate how water vapor condenses, and then they will conduct a comparison test to see if cooling water vapor has an effect on the rate of condensation.

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  Chemical Change, Observations, Inferences, Chemical Change, Interdisciplinary | Elementary School

  Lesson Plan: Strawberry DNA & CSI Mark as Favorite (7 Favorites)

  In this lesson, students will extract DNA from strawberries and analyze evidence to figure out who perpetrated a petty crime.

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  Chemical Change, Chemical Change, Physical Change, Observations, Indicators | Elementary School

  Lesson Plan: Explorations of Baking Soda and Vinegar Mark as Favorite (8 Favorites)

  In this lesson, students complete a series of simple lab experiments to better understand chemical reactions as well as differentiate between chemical change and physical change. Students will also be introduced to the pH scale, and have the opportunity to understand how chemical reactions can be used in real-world scenarios.

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  Classification of Reactions, Chemical Change, Catalysts, Observations | Middle School, High School

  Demonstration: Catalyst in Motion Mark as Favorite (17 Favorites)

  This demonstration allows students to visualize how a catalyst can impact a chemical reaction. Students will also identify the products of a decomposition reaction, as well as determine if the reaction was endothermic or exothermic based on their observations.

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  Chemical Change, Chemical Change, Physical Change, Observations | Elementary School

  Demonstration: Make a Cake! Mark as Favorite (1 Favorite)

  In this demonstration, students will learn about chemical reactions by observing the differences when 4 small cakes are baked. Each recipe will differ slightly in that one important ingredient will be left out in 3 of the 4 mixtures. Students will observe and discuss what happens when things are missing or left out of a mixture and how that effects the chemical reaction.

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  Physical Properties, Observations, Mixtures | Elementary School

  Lab: Ferromagnetic Fluid Mark as Favorite (2 Favorites)

  In this lab students will investigate the properties of ferromagnetic fluid and magnetism. Students will also have the opportunity to complete research about magnetic properties to help answer analysis questions.

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  Mixtures, Polarity, Observations, Physical Properties | Elementary School

  Demonstration: Colorful Milk Mark as Favorite (1 Favorite)

  In this demonstration, students will observe as the teacher creates several colorful mixtures. Using food coloring, water and milk, students will watch the colors swirl and mix. Students will have the opportunity to make a prediction about what will happen to the colors when a sample of soap is introduced to the mixture.