Search Results
Showing results 2361 to 2380 of 3074
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-355.jpg?itok=IayQ90_e)
Lotus Leaf Effect
Source Institutions
This is a demonstration about how nature inspires nanotechnology. It is easily adapted into a hands-on activity for an individual or groups.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-433.jpg?itok=twmicFVL)
Strange Soap
Source Institutions
In this physics activity, learners experiment with soap bubbles to see what variables affect their size. They explore how soap film and bubbles always seek the smallest surface area possible.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-017.png?itok=9G5AQVLZ)
Sweet Measurements
Source Institutions
In this activity on page 3 of the PDF, learners investigate how much sugar is in a soda. Learners use sugar cubes to measure and calculate the amount of sugar in a bottle of soda.
Test Your Lung Power
Source Institutions
In this activity, learners try to blow up a balloon hanging inside of an empty bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-003.png?itok=RdYkHSvQ)
Cheese: Behold the Power of Chemistry
Source Institutions
In this activity on page 7 of the PDF (Get Cooking With Chemistry), learners conduct an experiment to get an idea of how cheese is made.
Why is the Sky Blue?
Source Institutions
In this activity, learners create a "mini sky" in a glass of water in a dark room.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-765.jpg?itok=1SPbDu63)
Clogged Arteries
Source Institutions
In this activity, learners explore how eating unhealthy food can damage a heart and arteries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-152.jpg?itok=aCC_GIw9)
Gravity and Falling
Source Institutions
This fun and simple hands-on astronomy activity lets learners experiment with a bucket, stretchy fabric, marbles, and weights to discover some basics about gravity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-091.jpg?itok=zG35FlgX)
Make Your Own Sea Otter
Source Institutions
In this activity about sea otters, learners make their own "otter whiskers" and use them to find objects underwater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-269.jpg?itok=IMqB7Mrb)
Powder Particulars
Source Institutions
In this introductory activity and demonstration, learners are introduced to the concept that different substances react chemically in characteristic ways.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-956.jpg?itok=8S3PYRH1)
Metal Noise Maker
Source Institutions
In this activity, learners explore how sound travels through solid objects better than through air. Leaners attach a metal clothes hanger to a piece of string and hold it to their ears.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-807.jpg?itok=V-x-k5gi)
Electrostatic Water Attraction
Source Institutions
In this activity, learners conduct a simple experiment to see how electrically charged things like plastic attract electrically neutral things like water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-813.jpg?itok=DiK8RCRp)
Suminagashi: Floating Ink Paper Marbling
Source Institutions
In this activity, learners try to float ink on the surface of water to create a pattern and then capture it with absorbent paper.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-708.jpg?itok=7PjUegKS)
Airboat
Source Institutions
In this activity related to Newton's Laws of Motion, learners build a boat powered by a propeller in the air.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-942.jpg?itok=V4TLpjl-)
Biomimicry Mash-Up
Source Institutions
In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-185.jpg?itok=2fziJV2-)
How Do We Find Planets Around Other Stars?
Source Institutions
This fun and simple hands-on astronomy activity describes techniques scientists use to find planets orbiting other stars.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-255.jpg?itok=OxzR_tyN)
How Small Can You Cut?
Source Institutions
In this lesson, learners cut paper into very small pieces to explore the small size of quarks, the smallest thing we know of on Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-046.jpg?itok=kF6cFmDo)
Postcards from Space
Source Institutions
Using information from the My Place in Space lithograph, learners write and/or draw a postcard to friends and family as if they had gone beyond the interstellar boundary of our Solar System, into the
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-734.jpg?itok=7a0MmmPt)
Polarized Sunglasses
Source Institutions
In this activity, learners explore how polarizing sunglasses can help diminish road glare.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-527.png?itok=-XgT6oj2)
Making a Translation Tessellation
Source Institutions
In this activity, learners slide shapes to create unusual tiled patterns.