Curated OER
I'm All Mixed Up
Middle school scientists compare and contrast heterogeneous and homogeneous mixtures. They differentiate solutions, colloids, and suspensions by examining samples of each. Note that the bulk of the lesson plan directs you how to...
Curated OER
Homogenous and Heterogeneous Mixtures
Fourth graders explain and describe what a mixture is, distinguish between the two types of mixtures (which are heterogeneous vs.homogenous) and are able to create and appropriately label mixtures.
Curated OER
Everyone Has Problems, but Chemists Have Solutions
Young scholars observe molar solutions being prepared and gain an understanding of concentration. In this solutions lesson plan, students observe a solution of drink mix being prepared parallel to a solution of salt water. Young scholars...
Curated OER
Solutions
In this solutions learning exercise, students read about the characteristics that define a solution such as the solvent and the solute and the homogeneous mixture. They are given a chart with the differences between solution, colloids...
Science Friday
Cooking with Chemistry
Use class time to perfect your hollandaise sauce with a chemistry lesson. It includes two activities to teach about immiscible liquids, emulsifiers, and creating a stable homogenous mixture. Young scientists first mix liquids in a...
Scholastic
Study Jams! Mixtures
Mix it up at a party as Sam and Zoe discuss heterogeneous and homogenous mixtures and solutions. Follow this film by allowing your class to put together individual snack foods to make their own mixture!
Curated OER
Mixtures
In this mixtures worksheet, students fill in 7 blanks, determine if 4 statements are true or false, match 7 terms with the appropriate definitions, and solve 2 problems. These include topics such as homogeneous and heterogeneous...
Curated OER
Chapter 16 Review- General Science
In this review of general science worksheet, students classify examples of matter as mixtures or substances, homogeneous or heterogeneous mixtures, or elements or compounds. Students also convert several examples using the standard...
Perkins School for the Blind
Mixtures and Solutions
Mixtures and solutions are different; one can be separated fairly easily and the other cannot. This hands-on experiment was written specifically for learners with visual impairments or blindness. They will use lemonade and trail mix to...
Normal Community High School
Classification of Matter
Steel is an example of homogeneous mixture, also called an alloy, which is made of iron and carbon. The presentation introduces learners to elements, compounds, and mixtures. They explore their similarities and differences, and then take...
Curated OER
Mixing in the Kitchen
Students identify the different types of mixtures. They identify examples of solutions, suspensions, colloidal dispersions, and emulsions through a game and basic experiments.
Curated OER
Mixed Review-Chemistry
In this chemistry review worksheet, 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
Environmental Justice in Chester, PA
Over several days, learners communicate and defend an argument regarding environmental justice issues in Chester, PA. After discussing the issue and viewing a video about the location of several toxic waste facilities in Chester, they...
Curated OER
Basics of Science
In this basics of science instructional activity, students review the metric system, the difference between homogenous and heterogenous mixtures, the scientific method, and science lab first aid. This instructional activity has 15 short...
Curated OER
Discover Ways to Further Classify Matter
Students analyze and classify substances. In this classifying matter lesson, students look at various substances and identify them as heterogeneous or homogeneous mixtures, pure substances, or solutions. Students bring something...
Curated OER
Types of Matter
Learners analyze different types of matter according to its general and specific properties. They design an experiment to classify matter. Students are shown cornflakes and raisins. They are asked what type of substance is each...
Curated OER
Pure Substances and Mixtures
Students compare and contrast the properties of substances and mixtures. For this chemistry lesson, students simulate spontaneous mixing by performing a short class activity. They differentiate heterogeneous and homogeneous mixtures.
Curated OER
Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
National Institute of Open Schooling
Chemical Equilibrium
Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...
Curated OER
Estuaries, Estuarine Habitats, and Adaptations
Students conduct research on estuaries. They design and construct an estuary, describe the physical characteristics of an estuary, and create a diagram illustrating an estuarine food web.
Curated OER
What is in the Water?
In this mixtures worksheet, learners read about mixture and what determines if a solute dissolves in a solvent. They answer three questions about solutions and determine from a list of compounds which are soluble in water.
Curated OER
Modifying Viscosity of Egg Yolk
Students investigate the effects of substances on the viscosity of egg yolks. In this viscosity lesson plan, students separate egg yolks from their albumen and then add different masses of albumen back to each egg yolk. They measure the...
Curated OER
California Geography
Fourth graders explore geography of four distinct regions of California: mountains, coast, central valley, and desert. They locate California on map, identify state's boundaries and borders, and explore agriculture, a major economic...
Curated OER
Solutions
In this solutions worksheet, students read about solutions, solutes, and solvents. Students compare solutions with mixtures that are not solutions. Then students complete 10 fill in the blank, 12 matching questions, and 10 terms into a...