NOAA
What's a CTD?
Why are the properties of the water important when exploring the ocean? Young scientists discover the tools and technology used in deep sea exploration in the fourth installment in a five-part series. Groups work together to...
American Chemical Society
Designing an Absorbency Test
Time to soak up some learning! A hands-on lesson teaches learners about the absorbency properties of substances. They conduct tests by dipping different materials in water to determine which hold water and then complete a handout to...
Curated OER
What's in the Water? - Stream Side Science
Here is a complete activity in which young biologists or ecologists test the pH, dissolved oxygen, turbidity and temperature of stream water. The class visits an actual stream and makes observations of the site. They use scientific...
Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water...
NASA
Christa's Lost Lesson: Effervescence
How are chemical reactions affected by gravity? Learners explore the phenomenon of effervescence as part of the Christa's Lost Lessons series. They compare findings in an experiment on effervescence to a video of a similar experiment in...
Bonneville
Compost Bioreactor Design
Organic waste is a hot topic. The second of three installments in the Bioreactor Water Heating unit challenges pupils to create bioreactors that collect energy released from compost. After watching videos on the properties of water and...
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...
Colorado State University
Why Can Warm Air "Hold" More Moisture than Cold Air?—Vapor Pressure Exercise
Does it feel a little humid in here? Learners assume the role of water vapor in the atmosphere as they explore the differences between warm and cold air. They roll dice to determine their level of energy, which determines if they...
CK-12 Foundation
Stow Lake
Does the depth of a pond matter to the waves created when rain is falling? Many people assume the answer is no, but interestingly, it does matter. Pupils explore this concept and other variables related to wave behavior through a...
Curated OER
Water 1: Water and Ice
Students discover the forms water can take. For this hands-on science lesson, students examine how water can change from a solid to a liquid and then back again.
American Chemical Society
Using Chemical Change to Identify an Unknown
If you discover an unknown powder, how do you determine if it is safe? Lesson uses four different tests to identify the properties of various powders that appear the same. Then scholars get an unknown powder and have to determine which...
Curated OER
Water and Ice
Learners participate in various air experiments to understand that air is all around us. In this states of matter lesson, students focus on the role of air in the water cycle. Learners understand that air is densest near the ground....
Curated OER
Freeze Pops
Learners experience problem-based learning as they use prior knowledge of the states of matter to keep a frozen juice bar from melting.
Curated OER
Amazing Salt
Students examine the effects of salt on ice. For this salt lesson, students observe what happens to the temperature of ice when salt is added, then make ice cream to see how this knowledge can be used.
Curated OER
Environmental Studies: The Power of Wind
Investigate the prospect of wind as a renewable resource. Second and third graders make a pinwheel, answer critical thinking questions, and then attempt to use wind power to wind string. I would be more apt to use this activity in a 1st...
Teach Engineering
Superhydrophobicity – The Lotus Effect
Discover and demonstrate the Lotus Effect and superhydrophobic surfaces with the eighth installment of a nine-part series that teaches scholars about surfaces that exhibit superhydrophobicity. The lesson continues also describes...
Curated OER
Does Soil Get Soggy?
Study the properties of soil and water absorption with a science activity. Based on a paragraph with background knowledge on sandy soil, silt, and clay soil, third graders choose which illustration represents a bottle full of sandy soil....
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
Is it Permeable?
The question is posed, is it permeable or impermeable, it's up to your critical thinkers to determine the answer. This presentation provides several scientific concepts related to permeability and the properties of matter alongside...
Cornell University
Polymers: Making Silly Putty
Putty is proof that learning can be fun! Share the wonderful world of polymers with your class through an experiment. Young scientists create their own silly putty, then examine its properties.
National Institute of Open Schooling
The Gaseous State
Sixth in a series of 36, this lesson focuses on gases and their behavior in given situations. Learners review the states of matter and then focus on gases, specifically learning Boyle's, Charles's, Avogadro's Laws, Dalton's, and Graham's...
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....
LABScI
Viscosity: The Fluid Lab
There's more to fluids than meet the eye—they include gases, liquids, and polymers, too! Scholars complete three hands-on activities exploring different properties of fluids. They explore viscosity by measuring the resistance, or...
LABScI
Acoustics: The Sound Lab
If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels....