Teach Engineering
Battle of the Beams
Make the strongest beam possible using taffy? Groups mold a taffy-water mixture into a beam and a reinforcing material of their choice. To finish the final installment of a two-part series, participants test its strength by adding...
NOAA
The Oceanographic Yo-yo
How does chemistry help deep-sea explorers? Part four of a five-part series of lessons from aboard the Okeanos Explorer introduces middle school scientists to technologies used in ocean exploration. Groups work together to analyze data...
Curated OER
Investigating The Mysteries Of Third Grade
Third graders use logic and knowledge of mathematics facts to solve problems. They see that pigments can be broken down into separate colors. Pupils recognize the capacity of water to move upward and measure the height water travels up...
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...
Curated OER
Lipids: Fats and Oils
A fantastic presentation with great images should improve student understanding of lipids and their involvement in the body. The chemistry of different fats, phospholipids, and steroids are explained. Additionally, the specific...
Curated OER
Chapter 14 Review, Section 3: Acids and Bases
Aside from a mention of a textbook page, this chemistry assignment is a suitable review of acids and bases. It begins by addressing conjugate pairs and acid base reactions. Neutralization and amphoteric properties are also dealt with....
Beyond Benign
Breaking the Tension
The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...
Cornell University
Renewable Resins and Composites
Merge chemistry with environmental science to study biodegradable materials. An engaging activity allows learners to experiment with different resin concentrations and composites. Through experimental tests, scholars test their creations...
Curated OER
Cup Capacity Tool: Measuring Cup
Students examine containers and their capacity. They fill a one-cup measuring cup with water and pour cups of water into other containers. Through observation, students discover how many cups make a pint, and how many teaspoons make a...
Curated OER
Towers of the Lost City
Middle school marine scientists compare the pH change in distilled and saltwater as acetic acid is added one drop at a time. Then they compare the pH change in both when sodium hydroxide is added. This experiment demonstrates the...
Curated OER
Polymers and Crystals: Their Role in Food Science
Blend chemistry with cooking in this exploration of polymers, carbohydrates, and food science. Experimenting with gelatin produces concrete examples of the bonding and ploymerization discussed in the lesson. Copious, comprehensive...
National Institute of Open Schooling
Adsorption and Catalysis
Adsorption, not absorption, is when atoms stick to the surface of an object, like water sticking to a grain of sand. An informative lesson delves into adsorption, teaching physical and chemisorption and the factors that affect them....
Cornell University
Spectral Analysis with DVDs and CDs
Build a spectrometer to analyze properties of light. Scholars examine the spectrum from CDs and DVDs from two different light sources. Using the spectrum, they work to identify different elements.
Curated OER
Science Lesson Plans
Learners conduct a variety of exploration activities on various science topics. For this science lesson outline, students design a cell encapsulation to hold a specific type of medicine. They give examples of physical and chemical...
Curated OER
From Polymers to Bioplastics: Looking Toward Finding Renewable Resources
Students investigate the properties of polymers. In this chemistry activity, students explain the importance of energy sources. They produce a bioplastic from the lab and evaluate its structural integrity.
Curated OER
Calibrating a Thermometer
Students calibrate an alcohol thermometer using the boiling and freezing point of water. In this physical science lesson plan, students explain what happens to boiling point of water as altitude increases. They calculate their...
Curated OER
Kinetic Theory
Students describe how molecules of the different phases of matter move according to the Kinetic Theory. For this chemistry lesson, students observe and participate in teacher demos. They give real world applications of the kinetic theory.
Curated OER
Playing With Polymers
Learners explore the world of polymers. In this chemistry lesson, students make polymers and observe their properties. Follow-up questions and extension activities are included.
Curated OER
Why is My Honey Runny?
Students identify the factors that affect viscosity of substances. In this chemistry instructional activity, students define what viscosity is in their own words. They give real world applications of viscosity.
Curated OER
Physical and Chemical Changes Crossword
In this chemistry worksheet, learners complete a crossword puzzle with 15 clues about both physical and chemical changes. Each clue lists number of letters for correct word.
Curated OER
Chromatography
Students 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
Confectionary Bureau of Investigations: Case of the Cookie Mystery
Students perform tests on different chemicals to determine their chemical properties. In this forensic science instructional activity, students identify an unknown sample using its physical and chemical properties. They solve a fictional...
Curated OER
Household Chemistry
Young scholars use indicator paper to determine if substances are acidic, basic, or neutral. They test for Ph levels in them. They investigate the effect of oxygen on darkening fruit cut and exposed to the air. They observe vitamin C as...
Curated OER
Chemistry in the Kitchen
Students, in groups, combine given materials from an everyday kitchen until a chemical reaction occurs and record the reaction time.