Curated OER
Starch and Sugar Testing 1
Eighth graders determine the presence of starch and sugar in unknown solutions. This task assesses students' abilities to observe, record and interpret data, classify, generalize/infer, construct data tables, and identify sugar and...
Virginia Department of Education
Mystery Iron Ions
Young chemists perform an experiment to determine if a compound is iron (II) chloride or iron (III) chloride. Then they determine the formula, balance the equation, and answer analysis questions.
Virginia Department of Education
Give or Take a Few
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
Curated OER
Lip Balm Chemistry
Students explore density, mixture and solutions in a reaction. In this chemistry lesson, students create their own chap-stick using ingredients they analyze for their chemical contents. They discuss measuring skills, melting points and...
Curated OER
Water Resource Engineering
Learners examine solubility and the significance of water. In this aqueous solution instructional activity students complete a lab activity on soil profiles.
Curated OER
Crystallization
Eighth graders analyze physical change in mass. In this chemistry lesson, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be familiar with elements,...
Curated OER
Heat Transfer & Phase Changes
In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
Illustrative Mathematics
Archimedes and the King's Crown
Learners will shout "Eureka!" in this quick but deep activity replicating the famous bathtub experiment of Archimedes. Given the scenario of a king with a suspected fake crown, young investigators develop formulas using density to...
Curated OER
Ice Energy
Students investigate how salt affects the state of ice. In this ice cream making lesson, students change the freezing temperature by adding salt and observing the results. Students use experimentation and comparison to see how chemicals...
Curated OER
Vocab Science Chapter 1
In this word search worksheet, students locate 20 words related to science. The word list includes volume, mixture, and solute.
Curated OER
Oil Spill
Students use one of four absorbent products to separate as much of the oil and water mixture they are able to do. The purpose of this task is for students to collect and analyze data for the purpose of determining which absorbent is...
Curated OER
Acid and Bases - Alien II
Eighth graders determine which of two solutions is more acidic by adding each to a given base. Students have to apply this analysis process to a problem scenario involving an alien creature.
Curated OER
Alloys
Tidy slides and lecture notes for each are included in this presentation on alloys. Instruction begins with the molecular arrangement of a pure element, gold, and progresses to a few example alloys: brass, steel, and nitinol. This...
Cornell University
Chemical Reactions
Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for comparison.
Curated OER
Atoms and molecules
In this chemistry worksheet, students find the words that are related to atoms and molecules. The answers are found by clicking the link at the bottom of the page.
Curated OER
Chemistry: Knowledge Quiz
In this chemistry quiz worksheet, students complete a set of 10 multiple choice questions covering a variety of chemistry concepts.
Curated OER
Observing the Effect of a Change in Conditions on a System at Equilibrium by Applying Le Chatelier's Principle
Young scholars describe the Le Chatelier Principle. They participate in an experiment in which they observe the changes in an equilibrium system. They answer discussion questions to end the lesson.
Curated OER
Food and Fiber: Helping the Environment and You
Fourth graders explore the many uses of corn-based products and the importance of water resources. They consider how biodegradable products help to keep water clean. They perform experiments to observe how corn pellets dissolve while...
Chem4kids
Chem4 Kids: Matter
"Matter is everything." So begins this comprehensive website on the physical and chemical properties of matter in its four main states: solids, liquids, gases, and plasmas. The text is large and easy-to-read. Students will enjoy the...
eSchool Today
E School Today: Elements, Compounds, Substances and Mixtures
Learn about the classification of matter based on whether the chemical composition is pure or a mixture. Understand the definitions of elements, compounds, substances, and mixtures, and what the differences are between them. Five types...
ClassFlow
Class Flow: Mixtures
[Free Registration/Login Required] This flipchart introduces fifth graders to mixtures, solutions, and suspensions. Opportunities for student participation and an assessment are included.
Open Curriculum
Open Curriculum: Matter
Students will be able to describe elements and compounds, and explain how mixtures differ from compounds.
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Other
English Montreal School: Chemical vs. Physical Changes: Elements vs. Compounds
A laboratory experiment where students classify matter into a homogenous mixture, heterogeneous mixture, solution, or pure substance. Also students will test for physical and chemical changes.