Curated OER
Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer and then make observations and measurements of its different...
American Chemical Society
Look-Alike Liquids
Here is the first of four experiments to differentiate among unknown liquids by their behaviors and properties. Pupils observe how different liquids respond to being placed on plastic and paper, and they take notes about their...
American Chemical Society
Changing the Density of a Liquid - Adding Salt
Fourth in a set of several little lessons on density, this one compares the density of fresh and salt water. First by demonstration, and then by a hands-on activity, learners find that adding salt increases the density, as is evidenced...
Curated OER
Ships 2: What Floats Your Boat?
Students design, build, and test the specifications (water displacement and load line) for a model boat. The lesson focuses especially on integrating design principles with inquiry-based experimental skills.
Curated OER
Ships 3: Grand Designs And Great Failures
Students engage in this, the third in a three-part series on ships. The overall lesson series is designed to allow students to extend their understanding of floating, sinking, density, and buoyancy and apply it to the design and testing...
Canadian Civil Liberties Education Trust
Seeking Refuge: Then and Now
Participants examine refugee law and policies and read several case studies to prepare for a discussion of this hot-button issue. The packet includes a wide range of materials representing a variety perspectives.
Teach Engineering
How Effective is Your Sunscreen?
Protect skin from UV radiation! Groups design and conduct an experiment to test the effectiveness of UV safety products. The groups collect the data from the experiment and prepare a lab report. In the second day of the activity,...
Exploratorium
Salty Pits
Yuck, does my deodorant kill that? To test whether deodorant is anti-bacterial, class members use petri dishes to grow control bacteria and bacteria from sweat, and then compare them to see if deodorant effects the growth.
Worksheet Web
Where do Bears go in Winter?
Do bears really sleep for an entire season? Six multiple choice questions and a drawing activity make up a activity that tests scholars' comprehension skills after reading about bears during winter.
PBS
Robo Arm
Future engineers create robotic arms like those on rovers built by NASA in the second lesson of the series. They test their devices by attempting to pick up and move cups to a specified location.
Curated OER
Nasa's Return To Flight: Testing In
Students explain basic components of the space shuttle stack and the chemical fuel makeup and storage used on the external tank of space shuttle. They discuss findings of Columbia mission accident. and the safety improvements that have...
Curated OER
Ice Ice Baby! The Design and Preparation of A Reusable Ice Pack
Students explore polymers by designing and preparing an inexpensive and effective reusable ice pack. They develop and test a design for a reusable ice pack in the science lab. Students apply chemical and physical properties of polymers...
Curated OER
CSAP Preparation: "Strike While the Iron is Hot"
Students survey several concepts in literature, science, history, and geography as a preparation for the CSAP standardized testing experience. This nine lesson unit provides exposure to the format and content of the test.
Curated OER
CSAP Preparation: Don't Wait for the "Eleventh Hour"
Fifth graders participate in language arts activities designed to prepare them for taking standardized tests. The language arts format covers science and social studies content. Handouts and worksheets are included in the lesson.
Curated OER
ISOLATION OF DNA FROM ONION
Students perform a laboratory exercise designed to show how DNA can easily be extracted from onion cells. They conduct an optional test for the presence of DNA using standard lab equipment.
Curated OER
Insulators, Conductors, and Energy Transfer
Third graders conduct experiments to determine what types of material make good insulators. They prepare a graph of time vs. temperature for their sample. They choose a graph using each kind of material to display for class analysis and...
Curated OER
The Three E's - Exciting Energetic Electrons
Learners perform flame tests on salts and record the electron configurations for various cations. They analyze and record the results using spectroscopes.
Curated OER
Field Work
Young scholars realize that everyone lives in a watershed and that water is a fundamental life sustaining resource, they investigate ways to look at surface streams for quantity and quality of this vital resources. Students construct a...
Curated OER
Acid-Base Indicator Paper
Middle schoolers are able to prepare and use pH indicators in paper form. They find out the color of the indicator paper plus test solution may change with time. Students use red cabbage to use for the indicator.
Curated OER
TAKS Biology Review
Learners review some TAKS objectives in life science preparing for the upcoming TAKS test. They are given their TAKS review workbook, students look at objectives 1 and 2 in the workbook. Learners review and ask questions about the...
Curated OER
Bedrock Learning
Students test and identify soil and rock samples. In this rock and soil lesson, students video themselves gathering samples. Students test the samples and create graphs showing the results.
Curated OER
Developing Soundproofing Materials
Eighth graders investigate the acoustic properties of materials in order to develop soundproofing products. In this soundproofing lesson students research different resources, design and perform experiments and fabricate, test and...
Curated OER
Inventing and Presenting Unit 3: Persuasive Speaking and Invention Promotion
Middle schoolers write a proposal for a speech. Students prepare appropriate visuals for use in the proposed speech. Middle schoolers produce one or more graphs that summarize the results from the experimentation. Students deliver an...
Alabama Learning Exchange
Is My Water Safe?
Learners discuss what makes their drinking water safe and unsafe. They locate and visit a local tributary and test the water's pH, hardness, dissolved oxygen, and total alkalinity. They compose a summary paragraph about the tests and...