Curated OER
Is Our Water Healthy?
High schoolers test water for a least one chemical characteristic. They hypothesize how a storm event might change the chemical characteristics of a stream. Students collect water samples and use the chemical test to test the water.
American Chemical Society
Colors Collide or Combine?
As part of a unit investigating the dissolving of M&Ms® candy coating, this lesson examines whether or not the different colors combine. There are no new concepts revealed in this particular lesson, but learners will see that the...
Curated OER
Food Science, Scientific Method: Reliability and Validity in Empirical Research
Secondary learners explore food science by conducting an experiment using the scientific method and creating a science fair project based on their findings. They learn about food technology and modern research development. They...
Curated OER
Hazardous Household Products Quiz
For this hazardous products quiz, students give short answers to fifteen questions related to hazardous material found in or around the home. Students are questioned about what to do in given situations.
Nuffield Foundation
Dissecting Lungs
Here is a lab activity where teens experience the respiratory system first-hand as they dissect lungs and identify key structures within the system. Although the website is written in British English with some slightly different verbiage...
Curated OER
Biosphere
There is so much to learn about the different cycles, processes, and parts of the biosphere. Using a pretest as a formative assessment to see what your budding ecologists already know is a great way to figure out which important areas...
Curated OER
Castaway or Survivor
What a clever idea! Chemistry learners imagine themselves deserted on an island with a radio, but no batteries. They also have a few odds and ends in their pockets and storage chest. They are challenged to create a battery that will...
Curated OER
Breathing Victory
Learners discuss anaerobic respiration and how it relates to sprinting. After discussion of related processes, students create a brochure that explains the complex processes behind every muscular interaction.
Curated OER
Equilibrium Constant
For this equilibrium constant worksheet, learners show the balanced reaction for given reactions. Students write the equilibrium expression for the reactions. Learners apply the Le Chatelier's Principle. This worksheet has 37 problems to...
Curated OER
Starch is Everywhere
In this science activity, students add a few drops of iodine solution to each of 10 substances to determine if they contain starch. The iodine will turn blue if the item contains starch.
Curated OER
The Penny Factory
Fourth graders identify the characteristics of a simple physical and chemical change. They describe objects by the properties of the materials from which they are made and separate or sort items using these properties. Students explain...
Curated OER
The Big Balancing Act
Students describe chemical changes occurring in hydrothermal circulation systems. They make inferences about the significance of these systems to ocean chemical balance compared to terrestrial runoff.
Curated OER
Chapter 3 Worksheet Matter
In this matter worksheet, students answer ten questions about matter including the phase of matter, mixtures and how they are different from compounds, the physical and chemical properties of matter and the difference between homogeneous...
Curated OER
Household Chemistry
Young scholars use indicator paper to determine if substances are acidic, basic, or neutral. They test for Ph levels in them. They investigate the effect of oxygen on darkening fruit cut and exposed to the air. They observe vitamin C as...
Curated OER
Mixed Review-Chemistry
In this chemistry review activity, students answer a variety of questions about matter, elements, the kinetic theory, chemical and physical properties and the distillation process. They complete a concept map about matter.
Curated OER
pH Scale, acids and bases
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
Curated OER
AP Chemistry-Thermochemistry
For this thermochemistry worksheet, students answer twenty multiple choice questions about heat, enthalpy changes, thermal, mechanical and electrical energy and the laws of thermodynamics.
Curated OER
Falling Into Leaves
Students investigate why leaves change color. In this chlorophyll lesson, students examine how chlorophyll effects the color changes in leaves. Students take pictures of changing leaves, and create a class quilt showing the changes of...
Curated OER
Make it a habitat
Students consider the adaptation of life forms through natural selection to fill various niches and accommodate changing environmental conditions. They select an ecosystem and conduct research to provide as much detailed information as...
Curated OER
AP: Chapter 26: Origin of Life
Five pages take biologists on a generalized survey of the origin of life. Queries are made regarding theories of how life developed, ancient Earth conditions, and the ever-changing field of taxonomy. The experiments of different...
Curated OER
What Color is Chlorophyll?
Students observe the interactions of chlorophyll and light. They develop and form their own testable hypotheses. Students predict the color of chlorophyll in various types of plants.
Science Geek
Equilibrium and Le Chatelier's Principle
Time to shake up the status quo with a presentation that describes Le Chatlier's Principle and has pupils examine situations in which equilibrium is upset. Four examples show different stresses to the reaction and the resulting shift.
Serendip
Food, Energy and Body Weight
High schoolers learn why humans need calories, how they control weight with food choices, and the impact of exercise on energy. Scholars then apply their understanding to a case study of lunch choices and exercise.
Herff Jones Education
Reaction Rates
Equip pupils with tools to determine reaction rates as they explore conditions that cause a reaction to increase or decrease. They also discuss why this occurs and predict the next steps as they take part in a series of experiments.