376 – 400 of 657 Classroom Resources

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  Matter, Physical Properties, Observations, Phase Changes | Elementary School

  Activity: Matter Can Taste Good! Mark as Favorite (0 Favorites)

  In this activity, students will be introduced to the general differences and organization of particles in each state of matter: solid, liquid and gas. They will have the opportunity to compare the samples and then will identify each state of matter during an edible activity.

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  Molecular Structure , Molecular Structure, Molecular Formula, Naming Compounds, Chemical Bond, Interdisciplinary, Introduction | Middle School, High School

  Activity: Modeling Carbohydrates Mark as Favorite (16 Favorites)

  In this activity, students will identify that organic compounds contain carbon and other elements such as hydrogen and oxygen. They will investigate the structure of different organic and inorganic compounds and model several molecules, including a carbohydrate molecule. They will use their models to help understand how larger molecules are broken down into smaller molecules.

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  Chemical Change, Physical Change, Chemical Change | Middle School, High School, Elementary School

  Lab: Chemical and Physical Changes Mark as Favorite (77 Favorites)

  In this lab, students will observe and analyze a number of examples in order to determine if a chemical or physical change occurred.

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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, Exothermic & Endothermic, Chemical Change, Physical Change, Separating Mixtures | Elementary School

  Lab: Super Suds Mark as Favorite (3 Favorites)

  In this lab, students will investigate an endothermic chemical reaction by combining baking soda, hand soap and citric acid. The students will be tasked with differentiating between chemical and physical changes during this experiment.

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  Conservation of Mass, Chemical Change, Interdisciplinary, Culminating Project, Phase Changes, Chemical Change | Middle School, High School

  Project: Law of Conservation of Mass Comic Strip Mark as Favorite (25 Favorites)

  In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.

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  Conservation of Mass, Observations, Inferences, Matter, Error Analysis | High School

  Lab: Investigating Mass Change Mark as Favorite (17 Favorites)

  In this lab, students perform seven different investigations in order to develop an understanding of conservation of mass.

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  Chemical Change, Chemical Change, Observations, Acid Base Reactions, Chemical Change | Elementary School

  Lesson Plan: The Chemistry of Eggs Mark as Favorite (0 Favorites)

  In this lesson students will learn that vinegar can react with the Calcium in an egg shell to make it rubbery. First, the students will listen to the teacher read a book about eggs. The teacher will then put an egg in a jar with vinegar and let it set for two days. Students will make a prediction about what they think will happen to the egg, and then together they will investigate the final results.

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  Significant Figures, Measurements, Accuracy, Density, Accuracy, Error Analysis, Error Analysis | Middle School, High School

  Lab: Significant Figures and Lab Data Mark as Favorite (98 Favorites)

  In this lesson, students will use laboratory equipment of different precision to collect data for several different metals, and then use the data to calculate the density of each. They will then compare their calculated densities to accepted values and determine the combination of equipment that leads to the most accurate calculation of density.

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  Density, Observations, Chemical Change, Physical Change, Balancing Equations, Chemical Change, Mixtures | High School

  Lab: The Lovely Lava Lamp Mark as Favorite (41 Favorites)

  In this lab, students add food coloring to a mixture of oil and water and record their observations. They then add an Alka-Seltzer tablet, record their observations and answer a series of questions about the chemical and physical changes that took place.

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  Reaction Rate, Graphing, Temperature, Concentration | High School, Middle School

  Lab: Starch-Iodine Clock Reaction Mark as Favorite (65 Favorites)

  In this lab, students perform an iodine clock reaction to determine how concentration and temperature effect the reaction rate.

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  Exothermic & Endothermic, Physical Change, Temperature, Freezing Point, Boiling Point | High School, Middle School

  Demonstration: Energy Mark as Favorite (9 Favorites)

  In this demonstration, students will observe the exothermic and endothermic properties of state changes of substances with different freezing and boiling points.

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  Atomic Spectra, Emission Spectrum, Emission Spectrum, Electromagnetic Spectrum, Interdisciplinary, Identifying an Unknown | Middle School, High School

  Lab: Spectral Detective Mark as Favorite (33 Favorites)

  In this lab, students will use a spectroscope to view the atomic spectra of various unknown elements. Using their collected data in combination with known atomic spectra, they will identify the chemical elements.

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  Atomic Theory, Electrons, Model of the Atom, Subatomic Particles, History | Elementary School, Middle School, High School

  Video: Niels Bohr Video Mark as Favorite (67 Favorites)

  This video tells the story of Niels Bohr, a great scientist who redefined how we think about atoms and the electron. Bohr’s model of the atom helped to advance understanding of subatomic particles, and holds an important place in the history and development of the atomic theory.

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  Model of the Atom, Subatomic Particles, Atomic Mass, Valence Electrons, Atoms, Periodic Table, Elements | Middle School, High School

  Activity: Mystery Elements Mark as Favorite (70 Favorites)

  The students will work in cooperative groups to construct Bohr models of "mystery" elements and record missing information about each element. Students will also create a new "mystery" element card for a classmate to analyze and determine its identity.

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  Culminating Project, Interdisciplinary, History, Renewable Energy | High School

  Project: Understanding Renewable Energy Mark as Favorite (4 Favorites)

  In this project, students will conduct research in order to become an “expert” on a specific type of renewable energy source. Students will produce a media presentation and a poster board as well as participate in a symposium focused on renewable energy sources.

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  Physical Properties, Density, Observations, Mixtures | Elementary School

  Activity: Discovery Tubes Mark as Favorite (1 Favorite)

  This is a fun, visual activity for young students. It allows for understanding of fundamental chemistry topics, including mixtures, miscibility, density and viscosity while analyzing a handheld colorful toy.

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  Periodic Table, History | Elementary School, Middle School, High School

  Video: Aluminum Video Mark as Favorite (3 Favorites)

  In this video, Sam Kean tells stories about aluminum.

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  Model of the Atom, Periodic Table, Subatomic Particles, Electrons, Valence Electrons, Ions | High School, Middle School

  Lab: Sweet Model of the Atom Mark as Favorite (61 Favorites)

  In this lesson, students will use different candies to represent electrons, protons, and neutrons to gain a better understanding of atoms, ions, and isotopes.

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  Chemical Change, Physical Change, Physical Properties | Elementary School

  Lab: What's the Fizz? Mark as Favorite (0 Favorites)

  In this lab, students will make a lemon fizzy drink. Students will discuss what happens when things are mixed together.

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  Interdisciplinary | High School

  Activity: Forensic Chemistry Crossword Mark as Favorite (6 Favorites)

  In this activity, students are challenged to solve forensic chemistry themed clues in order to complete a crossword puzzle.

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  Activity Series, Chemical Change, Oxidation, Reduction, Net Ionic Equation, Redox Reaction, Observations | High School

  Lab: Fine Art of Redox Mark as Favorite (24 Favorites)

  In this lab, students will practice writing and balancing redox reactions and use the activity series to verify the outcome of a chemical reaction.

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  Periodic Table, Orbitals , Electrons, Electron Configuration, Atomic Radius, Ionic Bonding, Covalent Bonding | High School

  Activity: Planet P-10 Mark as Favorite (36 Favorites)

  In this activity, students will create a periodic table using the unusual orbital rules elements follow on an imaginary planet called P-10 and identify periodic trends.

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  Physical Properties, Observations, Experimental Design, Scientific Method | High School

  Lesson Plan: Not Breaking Up is Hard to Do: the Properties of Glass Mark as Favorite (18 Favorites)

  In this lesson students will learn about the properties of glass, and relate those properties to the new engineering design of glass in a car.

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  Molecular Formula, History, Covalent Bonding, Molecular Structure, Physical Properties, Chemical Properties | High School

  Activity: Molecule of the Week Mark as Favorite (38 Favorites)

  In this activity, students research and present a molecule they find relevant to real life, either in the past or present. They must submit notes to the teacher the day before they present their findings in five to 10 minutes to their chemistry class.