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Stoichiometry Challenge
Have you been searching for environmentally friendly chemistry experiments to use in your high school laboratory? This stoichiometry experiment replaces a conventional aluminum to alum lab by using sodium carbonate and calcium chloride...
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Synthesis and Analysis of Biodiesel
Fossil fuels are non-renewable resources and have become crucial to the livelihood of countless individuals. Young chemists investigate an alternative method of generating energy by performing a series of activities that lead to the...
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Essential Oil Extraction Using Liquid CO2
When life hands you lemons ... experiment on them! Green chemistry gurus compare extraction methods for essential oils through a lab activity. Lab groups use traditional distillation and liquid carbon dioxide extraction methods, then...
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A Green(er) Redox Reaction
Do some experimentation with reduction-oxidation! Stoichiometry superstars use a single-replacement reaction to study limiting reactant, theoretical yield, and the reactivity of metals through a lab activity. The teacher's guide includes...
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Electron Transitions
Ready for a lab with a lot of razzle-dazzle? Young chemists observe flame tests of common salts through an always-popular activity. The updated resource focuses on observation skills, collaboration, and green chemistry practices.
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Medical Ethics
Just because we have the ability to determine an organism's traits through genetic testing, should we do it? Middle-school medical experts examine the ethical dilemmas in biotechnology in the 18th and final installment in a series of...
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Plastic Bags
Paper or plastic? Explore the environmental effects of using plastic bags through mathematics. Learners manipulate worldwide data on plastic bag consumption to draw conclusions.
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Green Chemistry, Biomimicry and Intermolecular Forces
Did you know plywood was invented around 3500 B.C.? It was also featured as something new and unusual at the 1905 World's Fair. Scholars complete an experiment with various types of adhesive. Then they read three case studies and answer...
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Recycling Polylactic Acid
Show your class how to recycle during this simulation with polylactic acid. Pupils use a plastic cup, made of PLA, and convert it into a cleaning solution. They conclude the activity by using the newly made cleaning solution to...
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Climate Change Chemistry
Assist your class with learning the importance of caring for our environment as they complete this fun-filled lesson on climate change. Individuals perform simulations related to greenhouse gases, atmospheric gases, and the overall...
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Sublimation
Ah, caffeine! What would some of us do without it? Teach your high school chemistry class the concept of sublimation as they complete a hands-on experiment to visualize the changes caffeine undergoes during heating and cooling. They...
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Reactions Lab
You're bound to get a reaction from your classes with this experiment! Scholars perform several chemical reactions, make observations, and classify the reactions as single replacement, double replacement, composition, or decomposition...
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Enthalpy of Combustion
Learn the facts about types of wax! Partnered pupils determine the enthalpy of combustion for traditional paraffin candles, as well as soy-based candles. The activity focuses on calculations and compares the environmental impact of both...
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Flame Tests and Emission Spectra
Identify elements based on the color that they burn! Learners observe flames of various elements. Using diffraction film or a spectroscope, they assign a name to each.
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Acids, Bases and pH
Color can tell a lot about a substance. Scholars test several solutions to determine pH. Once the results are complete, they then use the pH tests to classify substances as acids and bases.
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Exothermic and Endothermic Reactions
How can you tell the difference between endothermic and exothermic reactions? Chemistry scholars perform and observe two chemical reactions, measure the temperature throughout, then draw conclusions about changes in energy from their...
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Solubility
Enhance your class' ability to understand solubility. Science scholars examine how temperature and concentration affect solubility using an interesting lab experiment. The introduction and procedure also discuss the relationship between...
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Chemical or Physical Reaction?
Ready to take your chemistry class on its first big lab adventure? Dive in to differentiation between chemical and physical changes with a thoughtfully designed set of experiments! Partners conduct a series of reactions, describe their...
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Evaluating Sustainability and Lifecycle
What makes one product greener than another? Ecology scholars analyze sustainability and lifecycle through a thought-provoking activity. Individuals pick a product, then examine its components to determine its overall impact on the world...
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Mole of Rice Activity
Learning about the mole using rice is pretty nice! Help your chemistry scholars visualize the concept of a mole of substance with an easy-to-perform lab. Partnered pupils find the mass of a single grain of rice and relate this...
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What is Biotechnology
Examine the sequence of key events in the history of genetics. An engaging instructional activity asks scholars to sort events to create a timeline of biotechnology milestones. Arranging the events gives learners a perspective on the...
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Great Expectations Through Modification
Explore the changes genetic modifications make just to make it in our world. Scholars track the production of insulin over time and discover how genetic modifications make the treatment of diabetes possible.
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Crossing Hairs
Can you breed the perfect cat? Scholars study how to control genetic traits through breeding. The 15th lesson in a 18-part genetics unit considers the process of cross-breeding to develop a cat with a specific set of predetermined traits.
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Kitten Creation
Your pupils become geneticists as they create cat offspring. The next lesson in a series continues an exploration of genetic makeup as scholars consider parent traits to build their offspring. Using household items, they create kittens...