K20 LEARN
Rules Of The Mogwai: Lab Safety And Chemical Properties
When you don't follow the rules, bad things can happen! Kick off your next lab safety lesson using a resource from the K20 Center. Pupils partner up to decipher MSDS for common lab chemicals, brainstorm common safety rules and their...
Beyond Benign
E-Factor: Environmental Impact Factor
Explore how chemical processes reduce production waste. The 19th lesson in a 24-part series has learners explore the impact of green chemistry techniques on waste in production scenarios. They consider petrochemicals, bulk chemicals,...
Beyond Benign
SLS Today
Lather is not necessary for an effective shampoo. After learning of the industry created consumer misinformation, individuals investigate the toxicity of the most popular additive in shampoos to create lather. They use their results to...
Beyond Benign
Shampoozled—Part 2: pH Neutral
Who doesn't want balance in shampoo?!? The second of a two-part lesson continues the preparation of a shampoo formula. This time, individuals focus on how to control the pH of the product. This is the 12th installment of the overall...
Beyond Benign
Shampoozled—Part 1: Formula Calculation
Time for your classes to show off what they've learned! The 11th installment in the series of 24 uses concepts learned in the previous 10 lessons to create the perfect shampoo formula. Their formulas consider both sustainability and...
Beyond Benign
Solvent Snapshot
Discover the properties and purpose of chemical solvents. Continuing with the theme of shampoo ingredients, the 10th lesson of this 24-part series investigates the choice of solvents in shampoos. Through their exploration, they learn how...
Beyond Benign
Orb-It
How do the products you use rate on a greeness scale? Scholars use a tool to analyze shampoos and cars for their sustainability. They consider factors that affect the environment, the economy, and equity. This is the ninth lesson in a...
Beyond Benign
pH Neutral
Acids and bases combine to create our most popular shampoos—who knew?! Using the eighth lesson in a 24-part series, your classes study how acids and bases combine to create safe mixtures such as those in your scholars' shampoos. They...
Beyond Benign
The Heat Is On
Explore an exothermic reaction with a quick lab investigation. The activity builds on the previous lessons by examining an ingredient in many shampoos. Scholars record temperature data as sodium hydroxide and water interact.
Beyond Benign
Cookie Equations
Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...
Beyond Benign
Is It Easy Being Green Game Show
Is it possible to create an environmentally friendly shampoo? Learners accept this challenge in the fifth lesson in a green chemistry series of 24. The analysis of their shampoo ingredients must address pH, exothermic reactions, and...
Beyond Benign
The Story of Cosmetics Video Assessment
Does your shampoo contain carcinogens? Scholars learn how cosmetic companies create and market their products, many of which contain toxic chemicals. They examine the bias and consumer responsibilities in the industry.
Beyond Benign
Writing the Principles
What is the difference between chemistry and green chemistry? The first lesson of the 24-part green chemistry series introduces scholars to its 12 principles. The tendency is toward nontoxic materials and sustainability.
Beyond Benign
12 Principle Match Up
Can you find a match? Scholars review the 12 principles of green chemistry by playing a matching game. The second lesson of the series reinforces the principles from the first lesson. Individuals play the matching game and also complete...
Beyond Benign
Sustainability Bingo
Play a little Bingo and learn a little chemistry. The third installment in a 24-part series gives scholars the opportunity to play a game of Bingo while they review the 12 principles of green chemistry. The principles make up the Bingo...
Beyond Benign
Water Waste
Explore the process of wastewater treatment. Scholars analyze different samples of water before drawing conclusions about the types of chemicals in the water that leaves our homes.
NASA
How to Do a Science Fair Project
Build problem-solving skills with science! Step-by-step videos walk investigators through each stage of completing a science fair project. Scientists learn to formulate a testable question, design an experiment, collect data, draw...
NASA
Mineral Mystery Experiment
One way to study something is to try to replicate it. Young scientists do just that as they use solutions to recreate mineral structures on a dwarf planet. They make solutions with different types of salt, evaporate them, and observe the...
American Chemical Society
Heat Up and Cool Down
Don't be so dense! Using food coloring, pupils conduct two experiments with the difference in densities of hot and cold water. In the first experiment, learners add dyed hot and cold water into room temperature water and observe how the...
American Chemical Society
The Fate of Calcium Carbonate
Soften up an egg. Learners use vinegar to test for calcium carbonate in an egg shell and an antacid tablet and compare the reaction with vinegar to the reaction with water. In a second experiment, class members break down an egg shell...
American Chemical Society
Chromatography - Color Clues
Here's an activity that will change how one sees color. Pupils try out an experiment on chromatography where they place a drop of food coloring on a coffee filter, add several drops of water, and watch the colors spread and separate....
American Chemical Society
Chemistry Color Changers
Knowledge of acids and bases doesn't need to be a secret. Learners use red cabbage to create an indicator solution, then test how adding lemon juice (acid) and detergent (base) changes the color of the solution. They then use the concept...
American Chemical Society
Chemistry and Comics
Copying the comics couldn't be easier. A fun and simple activity has young scientists rub the back of a comic strip with a spoon to see if the ink will transfer to a white sheet of paper. They then repeat the experiment, rubbing...
American Chemical Society
Aware of the Air
It's there, even though no one can see it. Scholars create two different-sized parachutes out of shopping bags, then let them fall through the air. They should see that the larger parachute falls more slowly and interpret this to mean...