NOAA
Ocean Zones
How can organisms light up in water? Bioluminescence is light produced in a chemical reaction that can occur in an organism's body. First, learners determine what happens to light/color as you move into the deep ocean. In groups, they...
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
Hydrogen and s-Block Elements
Lesson 19 in the series of 36 analyzes the element hydrogen and the s-block elements. Through readings, answering questions, and discussion, learners write about and explain their occurrence, physical and chemical properties, and...
Science Friday
Sublime Sublimation
Dry ice isn't dehydrated water, and young scientists learn why in this fascinating presentation. After watching a video, they complete three different activities using dry ice. Upon completion, they discuss the scientific...
Creative Chemistry
Metals and Non-Metals
A half-page chart compares the properties of metals and nonmetals. Properties include appearance, melting and boiling point, density, strength, malleability, ductility, heat and electrical conductivity, and the nature of their oxides....
Curated OER
Rocks and Minerals
Review the difference between rocks and minerals using this resource. Learners identify and investigate the physical properties of these objects. They create a Venn diagram to compare and contrast types of rocks. This is a motivating way...
Curated OER
Bendable Things
What kinds of cups can bend? Kindergartners find out with a straightforward science inquiry, designed to teach them about the properties of materials. They hypothesize about the flexibility of a china cup, a plastic cup, and a paper cup....
NASA
Melting Ice: Designing an Experiment
Sometimes, despite the best laid plans, the unexpected will occur. Learners witness this firsthand as they carefully design an experiment to determine the time needed for ice to melt in salt water or pure water. They uncover facts not...
Curated OER
Slime and Intermolecular Attractions
Students explore the strength of intermolecular attractions. They make slime and compare the difference in the physical properties of sheet and powdered polyvinyl alcohol with polyvinyl acetate.
Curated OER
WS 2.5 Dimensional Analysis
Science students apply dimensional analysis to relate quantities in six different problems. They consider the cost of steak, a young man's growth rate, a medicine prescription, fuel efficiency, and more. This worksheet is a great way to...
Curated OER
Wave Practice Problems
Physics scholars list the properties of waves and calculate the speed, wavelength, and frequency of waves. The worksheet is concise, but covers a variety of wave computational skills. The formatting is neat, but it does have small...
Curated OER
Ecosystems
A critical look into the structure and function of ecosystems is here for young learners as a series of lessons and worksheet activities. Topics covered include land-based and marine ecosystems, connections to the water cycle, food...
Curated OER
It's A Gas!
Fifth graders complete a worksheet which has them place a list of gases in order from the least to the most dense. The density in grams is given for each. There's a good paragraph which provides background knowledge about the volatility...
American Chemical Society
Molecules Matter
Did you know that jumping spiders sometimes wear water droplets as hats? A seventh grade science lesson introduces the concept of what makes up water: tiny molecules that are attracted to each other. Starting with a...
NOAA
Currents
Learn how ocean currents are vital to humans and marine life. The eighth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program, focuses on ocean currents and how they affect global climate. The...
American Museum of Natural History
Journey to the Bottom of the Sea
Follow the path to the sea floor. Pupils play an online interactive board game to reach the bottom of the sea. Participants must match descriptions of creatures to a property of water dealing with oxygen, food, light, or density to move...
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
El Nino
Explore the properties of water and the affects of El Nino. Middle schoolers will learn about the devastation an El Nino can cause as well as the definition of El Nino. Additionally, they will discover the cause of El Nino along with the...
Curated OER
Name That Gas!
Young scientists discover that air is a mixture of different gases - mainly nitrogen and oxygen. The properties of some of the other gases found in oxygen are listed in a table, then learners must decide which one of those gases is...
Curated OER
Blubber Mittens:Adaptation to Cold Climates
Students get a first hand look at the benefit of a "blubber layer" in cold climates through a simulation using vegetable shortening and icy water. Through this simulation, students examine how adaptations help organisms survive.
Curated OER
Making Oxygen
Use demonstrations to enlighten learners on oxygen's role in combustion. Use potatoes and hydrogen peroxide to increase oxygen concentration in a jar, then stick a glowing splint and a burning wad of steel wool into the newly formed...
Curated OER
Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!
A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...
Messenger Education
Cooling with Sunshades
Messenger's sun shade measures 8 ft x 6 ft and will have temperatures reaching 700 degree Fahrenheit on the outside while maintaining a cool 70 degrees underneath. In the third activity of four, groups discuss the basic properties of...
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...