National Nanotechnology Infrastructure Network
The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
Can your classes solve the problem of the smelly sweat sock? Young scientists complete a lab investigation that begins by using electrochemistry to generate colloidal silver. They use their solutions to test the rate of microbial growth...
Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water...
National Institute of Open Schooling
Colloids
Classes explore colloids through readings and questions in lesson 10 in a series of 36. They learn everything from methods of preparation and properties to how to classify colloids. They finish the lesson by seeing how to apply...
Science Geek
Colloids and Suspensions
Examine the properties of colloids and suspensions. A slide show defines each mixture and explains their properties. Pupils learn to identify each mixture and compare them to solutions.
It's About Time
Solutions, Suspensions, and Colloids
Chemists are frequently in suspension, but not because they misbehave! Scholars mix various items with water to create solutions, suspensions, and colloids. They test each one to determine their differences and properties. The resource...
Millennium Schools
Lifestyle Chemistry
My name is Bond, Hydrogen Bond. Written for distance scholars working on chemistry at the high school level, the lesson includes eight weeks worth of material divided into six parts: substances you use, mixing it up, your skin, what's...
Curated OER
Chapter 12 Review, Section 1: Solutions
Here is a different approach to solutions: a instructional activity that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions...
Curated OER
WS 8.7 Solutions, Colloids and Suspensions
In this solutions, suspensions and colloids worksheet, students use diagrams to show how particles are different in each of these mixtures. They also distinguish between characteristics of each of these types of mixtures and categorize...
Curated OER
Matter
In a neat and straightforward manner, this PowerPoint delivers basic introductory information on the properties of matter, physical and chemical changes, and pure substances vs. mixtures. It also defines the states of matter. For some...
Mr. E. Science
Acids, Bases and Solutions
If you are not part of the solution, then you are part of the precipitate. The presentation covers solutions, suspensions, solubility, dissociation, and acid/base reactions. This is the 19th lesson in a series of 26.
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
Matter Overview
There is not much information in this presentation. It serves more as a guide to direct the flow of your introductory chemistry lecture. Each slide displays a large title and a smaller phrase meant to explain it. For example, one title...
Curated OER
Funny Putty, Serious Stuff
Students make putty and explore its properties. For this colloids lesson, students identify the properties of solids, liquids, and gases. Then, they create a collide and examine its unique properties.
Curated OER
Oobleck!
Learners use Oobleck to investigate the properties of colloids. In this Oobleck and colloid lesson, students listen to the beginning of Bartholomew and the Oobleck by Dr. Seuss. They experiment with Oobleck (corn starch, water, and...
Curated OER
Polymers: The Discovery
Students examine various polymers. In this polymers lesson, students perform three experiments with polymers to identify them and observe their interesting properties.
Curated OER
Mixtures Lab
Students classify different mixtures. In this mixtures lesson plan, students determine samples to be suspensions, colloids, or solutions and compare homogeneous and heterogeneous mixtures.
Curated OER
Solutions, Suspensions, & Colloids Lab
In this solutions, suspension and colloid worksheet, students complete a lab experiment in order to determine if a given mixture is a solution, suspension or colloid. They are given six vials and they record their observations of each...
Curated OER
Solutions
In this solutions worksheet, learners read about solutions, solutes, and solvents. Students compare solutions with mixtures that are not solutions. Then learners complete 10 fill in the blank, 12 matching questions, and 10 terms into a...
Curated OER
Funny Putty
Students are introduced to the properties of solids, liquids and gases. They see that colloids are mixtures which display the properties of more than one of these states. They engage in an excellent experiment which demonstrates this fact.
Curated OER
Mixtures
Sixth graders experiment with mixtures. In this chemistry instructional activity, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
Curated OER
Electrolytes and Colloids Worksheet
In this electrolytes worksheet, students calculate percent composition, determine the electrical conduction of electrolytes, and explain the Tyndall effect. This worksheet has 7 problems to solve.
Curated OER
Classification of Changes
In this classification of changes learning exercise, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the...
Curated OER
Solutions, Suspensions, and Colloids
In this solutions, suspension, and colloids worksheet, middle schoolers answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as...
Curated OER
Making Paint
Students discover how paint is made, then create their own paint which they will use to create a picture. After witnessing the processes of emulsion and suspension, students work in groups to create their own paint, and then create...