Curated OER
Science Puzzlers, Twisters, and Teasers: Chemical Bonding
What a cute approach to chemical bonding! Atoms all have human names and are attending at a dance. Who will pair up with whom? By reading the characteristics, and not the element name, chemistry whizzes figure out the bonding pairs....
Curated OER
Atomic Musical Chairs
An engaging activity enlightens young chemists in this lesson on atomic structure. They play musical chairs through a series of concentric circles that represent electon orbitals. A laundry basket in the middle holds the protons and...
Curated OER
The Atoms Family ~ Atomic Math Challenge
Bold boxes present parts of the periodic table, with some of the contents conveniently missing. Beginning chemists fill in the blanks, which may include the atomic number, atomic mass, atomic symbol, or element name. Beneath each box...
Curated OER
Chemical Formulas for Molecules
Newcomers to chemistry compare hydrogen peroxide to water, realizing that the difference of one oxygen atom significantly affects the chemical properties. Other pairs of compounds and their formulas are also examined. A few chemical...
Curated OER
Acids, Bases, and Indicators
Chemistry or physical science fledglings get comfortable identifying acids and bases with a variety of pH indicators. They discover that different indicator solutions have different ranges, practice testing soil acidity, and use antacids...
Curated OER
Gas Laws
A series of attention-grabbing demonstrations and lab activities is outlined in this document. Through them, chemistry kids appreciate the behavior of gases. Inflate balloons, marshmallows, and toothpaste tubes without adding air! Use...
Curated OER
Phase Changes of Water
A micro-unit on the phase changes of water includes three laboratory activities. Junior scientists compare the densities of ice and water, and then they do the same for cold and warm water. They examine freezing and boiling temperatures....
Curated OER
Playing With Science
Young scientists investigate the scientific concepts and principles that help make common toys such as hula hoops, yo-yos, slinkies, and silly putty work. As a class, they read "Backyard Rocket Science, Served Wet" to get a look behind...
Curated OER
Properties of Matter
This PowerPoint is a gem! Seventy-eight slides present an entire introduction to matter in bullet-point fashion. Viewers learn about everything from mass and inertia to phase changes and gas laws! The only glitch is that the links to...
Curated OER
Investigating the Change
Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...
Curated OER
Bubble and Boyle
Even middle schoolers still enjoy experimenting with bubbles! They execute a series of experiments enabling them to distinguish between convex and concave surfaces, explore the properties of buoyancy, surface tension, and density,...
Curated OER
How Many Rocks Does it Take to Make a Light Bulb?
A really good worksheet on the periodic table of the elements is here for you. Learners must color in the elements listed in the worksheet that are needed to make a light bulb. They then answer questions about each of the elements.
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.