Curated OER
DNA Fingerprinting
Students discuss methods used by forensic scientists and the basics of DNA and how it can be used to identify an individual after reading an article from The New York Times.
NASA
Cleaning Water
From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space...
DiscoverE
Ocean Acidification
Combat ocean acidification with bubbles. Young engineers create a system that reduces the acidity of water. Dry ice in water helps simulate ocean acidity, and blowing bubbles into the water results in a gas exchange that neutralizes the...
Curated OER
Chemistry: pH Probe
Students conduct a pH probe of various household products including both bases and acids. In groups, they use litmus paper to test such liquids as amonia, vinegar, and detergent to discover which are acids and which are bases. Finally,...
Curated OER
Aquatic Science and IPC
Students explain the importance of water in our daily lives. In this aquatic science instructional activity, students identify different ways to purify water and make it potable. They design and construct a water filter based on...
Curated OER
Investigating the Soil
Students explore the Earth's crust by researching pH levels and acidity. In this environmental safety lesson, students identify the pros and cons of acidity within soil and how it affects plants. Students collaborate in a pH level...
Curated OER
Follow Up Questions Lab 1-Chemical Reactions
In this chemical reactions worksheet, students answer follow up questions to a lab where they were observing chemical changes in reactions after mixing products such as hydrochloric acid and sodium bicarbonate. They answer six questions...
Curated OER
Brine Shrimp And Ph Levels
Third graders investigate the different ph levels found in water that is tested using simple measurements. The water samples are taken from a local body of water. The ph levels are used to help indicate areas where shrimp can thrive in...
Curated OER
Who Took Jerell's iPod?
Students investigate various substances to determine the perpetrator of a crime. In this biology lesson, students test for the presence of organic compounds in various samples. They identify an unknown substance based on its physical and...
Curated OER
Genetics and Heredity: The Next Generation
Tenth graders work in teams to order events of DNA transcription and translation protein synthesis. In the second lesson, they put the steps of mitosis and meiosis in order using a concept map poster. They use modeling clay to create...
Curated OER
The Structure of DNA
Students describe the structure of the double helix, explain how DNA copies itself, and recognize that the sequence of DNA is what makes each individual unique.
Curated OER
Chemical Reactions
In this chemical reactions worksheet, students determine if solutions are acidic, basic, or neutral. Students give reactions' molecular equations and ionic equations. This worksheet has 14 problems to solve.
Curated OER
Mystery Paint
Students use the scientific method to determine the properties of various kinds of paints, use collected data to identify paint samples that are not properly labeled and use proper science safety techniques while working with chemical...
Curated OER
pH of Household Products
Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...
Curated OER
Who's Who and How Do You Know for Sure?
Students investigate the applications of DNA fingerprinting, They read crime scenarios and using the details of the crime and laboratory experimentation decide the suspects guilt or innocence.
Curated OER
Chemistry 302
For this chemistry 302 worksheet, students determine if the reaction is a battery or electrolytic. Students balance the reaction and then indicate which species is receiving the electrons. Students fill in a table for a battery made from...
Curated OER
DNA Fingerprinting
Ninth graders investigate what restriction enzymes do, and explain how a DNA sample can link a suspect to a crime.
Curated OER
The Effects of Environment on Plant Growth: Selecting Seeds for Survival on a New Planet
Fifth graders conduct experiments to compare seed germination and plant growth rates. They construct a hydroponic plant unit and a lighthouse. They care for the plants for a month and collect data for graphs. They write a report.
Curated OER
Hatching Chickens
Students observe caring for eggs and chickens. In this hatching lesson students brainstorm what they know about chickens and carefully watch what happens.
Kenan Fellows
Qualitative Kinetics: Examining the Effect of an Enzyme on a Reaction
Scholars learn about kinetics and buffers as they use qualitative and quantitative methods to understand enzyme rates and buffer capacity. The application of Beer's Law and spectrophotometry solidifies pupils' knowledge in the first of...
Curated OER
Physical and Chemical Reactions - Factors Which Affect Reaction Rate
A total of five experiments lead chemistry pros to understand the difference between physical and chemical change. They also experiment with exothermic reaction factors that affect rate of reaction. The procedures are not written in the...
Curated OER
How to Think Like a Scientist
Fifth graders study the scientific method and understand how to apply it. In this "thinking like a scientist" lesson students complete several activities.
Curated OER
Additional Aqueous Solution Review Problems
In this solutions worksheet, learners balance chemical equations, classify reactions by the type of reaction it represents, and review the solubility rules. Students practice working out double displacement, neutralization, and dilution...
Curated OER
You Gave Me What?
Young scholars see how an infectious disease such as AIDS may be quickly transmitted throughout a population. They conduct a simulated transmission of an infectious disease and mathematically determine the number of possible infected...