Curated OER
DNA Fingerprinting through a Chemistry Lens
Young scholars explore DNA and restriction enzymes using fragments of DNA separated by electrophoresis on an agarose gel. They analyze the results to see "whodunit".
Curated OER
Funny Putty
Students study that colloids are mixtures which display the properties of more than one of these states.
Curated OER
Chromatography
Eighth graders observe a compound and separate it into its component parts. In this chromatography activity students complete and activity that demonstrates how mixtures can be separated into components.
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...
Curated OER
Solving Mysteries Using Paper Chromotagraphy
Middle schoolers solve the mystery of the kidnapped teacher by analyzing a ransom note using paper chromatography. They carefully prepare ink samples from the note to known ink samples to determine the kidnapper.
DiscoverE
Slime!!
Who's going to get slimed? Your entire class! Scholars create slime using Borax, water, and white glue. Some food coloring can give the slime a bit of color.
Curated OER
Comet Myths, Facts, and Legends
Here is an interactive book lesson through which learners explore the facts and stories about comets. The plan is comprehensive, providing background information, standards met, vocabulary, assessment ideas, and more. Though the content...
Herff Jones Education
Acids, Bases, and Indicators—Colorful Chemistry
Lead the class in a colorful exploration of acids and bases as they learn to differentiate between the two. They identify common items considered acidic and basic, then explore their strengths and weaknesses. They titer solutions and...
California Academy of Science
Composting: A Scientific Investigation: California Academy of Sciences
Garbage, recycle, compost: Does it really matter where we put our trash once we are done? By making detailed observations over seven weeks, kids will see which materials break down naturally to become a healthy part of the soil, and...
Cornell University
Constructing and Visualizing Topographic Profiles
Militaries throughout history have used topography information to plan strategies, yet many pupils today don't understand it. Scholars use Legos and a contour gauge to understand how to construct and visualize topographic profiles. 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.
DiscoverE
Building with Biology
Seeing is believing! Bring DNA to life for young biologists using a simple extraction lab. Individuals extract the DNA from wheat germ, then place it in a microcentrifuge tube for observation. They thread yarn or other material through...
DiscoverE
Make Your Own Glue
You won't regret being stuck with this activity. By mixing a variety of household items, pupils create their own glue. They test the tensile strength of their glue and compare it to that of other adhesives.
Sciencenter
Carrying Charges
What's all the buzz about electricity? Scholars take part in a scientific activity to test the conductivity of liquids and solutions. They first see if water, salad oil, alcohol, and vinegar cause a buzzer to buzz when electrodes are...
Curated OER
What Is The Matter?
Students engage in a lesson about the scientific concept of matter. They use essential questions in order to guide the research process. Students engage in several class inquiries that are hands on in order to investigate the properties...
Curated OER
Chromatography
Learners conduct various experiments on chromatography. In this chemistry lesson, students distinguish among the different types of chromatography methods. They explain how the stationary and mobile phase interact with each other.
Curated OER
Making Sandstone & Conglomerate - An Introduction to Sedimentary Rocks
Learners review the three types of rocks and the rock cycle. They participate in an experiment in which they discover the lithification process of sedimentary rocks. They record and share their observations.
Curated OER
Investigating the Response of Worms to Soil Improvers
The worms crawl in, the worms crawl out, but do they care what soil is all about? Find out in an easy and fun controlled experiment. Have your young biologists hypothesize, test, and draw conclusions about which type of soil worms...
Curated OER
Fossil Fuels: Facing the Issues
Students explore energy by researching fuel usage on Earth. In this fossil fuel lesson, students define fossil fuels, the energy created by burning them, and the impact on the environment when using them. Students conduct pollution...
Curated OER
Atomic Mass of Candium
By focusing on "Candium", pupils can work through this guide to learn more about different isotopes. The teacher will supply M&M's, Skittles and Reeses Pieces to provide data about mass and abundance.
Curated OER
Estimation Task
Upper graders practice their estimation skills by observing different objects then making their best guess without using measuring instruments. Students are asked to estimate mass, length, volume, and area.
Curated OER
Experimental Design Practice
In this experimental design activity, students are given two experimental scenarios to read. They answer questions about each including finding the hypothesis, the independent and dependent variables and controls. They design a graph for...
Curated OER
Curds and Whey
In this chemical reaction worksheet, students investigate the reaction that makes curds and whey. They mix milk and vinegar and run it through cheesecloth to collect the solid. Students make observations, read about curds and whey, and...
Curated OER
Creeping Sheets of Ice
Students conduct scientific investigation in which they observe glacial
effects on landscape, develop and explain their own theories of how glaciers change land, and demonstrate understanding and explain basic motion and force principles.