Search Results
Showing results 1 to 20 of 401
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-240.png?itok=SJ0umTz1)
Blast Off!
Source Institutions
Students design and create their own air-powered rockets, in this hands-on activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-153.png?itok=lJiFQqLs)
Say Cheese!
Source Institutions
Create a chemical reaction that makes cheese! This hands-on activity demonstrates that molecules and atoms are tiny particles that make up everything around us.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-145.png?itok=xcW0zxyF)
Gravity in Action
Source Institutions
Explore the effects of gravity on a slowly falling object: a parachute you make out of plastic bags, string and stones.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-518.jpg?itok=t4e64Bbn)
Edible Model of the Sun
Source Institutions
In this activity, learners make "solar cookies," edible models of the Sun's outer layers using sugar cookies and toppings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-952.jpg?itok=69dBzgfS)
Caution! Wildlife Crossing
Source Institutions
In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-245.jpg?itok=nvNRUaXm)
Matter on the Move
Source Institutions
Learners observe and conduct experiments demonstrating the different properties of hot and cold materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-730.jpg?itok=8xt_ZhiJ)
Soap Bubble Shapes
Source Institutions
Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-537.jpg?itok=FGJUV1YI)
Surface Area
Source Institutions
In this demonstration, learners discover that nanoparticles behave differently, in part because they have a high surface area to volume ratio.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-251.gif?itok=JQCGL1L8)
Where Will It Go?
Source Institutions
In this activity, learners predict where a ball will go after it bounces off another object. Learners discover that the motion of objects is predictable based on laws of motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-597.png?itok=fMqVbOAx)
Share Your Planet
Source Institutions
In this cooperative game, learners devise strategies about sharing a small space with each other.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-286.jpg?itok=jyU_KjvO)
Rocket Launchers
Source Institutions
In this activity, learners work with an adult to build a rocket and launcher out of a plastic 2-liter bottle, flexible plastic hose, plastic tubing, toilet paper tube, and duct tape.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-345.png?itok=3IY9LR-3)
Seeing 3D
Source Institutions
Create 3D glasses and use them to explore color, light and optics. Fool your brain into 'seeing' three dimensions on a flat surface!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-947.jpg?itok=_rUhPLCR)
Cupcake Delivery
Source Institutions
In this design challenge, learners will create wind-powered contraptions to transport a load, such as a cupcake or another small object, and test to see if they work.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-278.jpg?itok=i1jCZn4h)
Look-alike Liquids
Source Institutions
Learners add drops of four liquids (water, alcohol, salt water, and detergent solution) to different surfaces and observe the liquids' behavior.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-614.png?itok=Q7ID-hZH)
Universal Indicator Rainbow Trout
Source Institutions
In this activity, learners cut out a fish and then "paint" it using universal indicator and acids and bases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-683.jpg?itok=ZBPEmNXg)
The Rumblin' Road: Determining distance to a Thunderstorm
Source Institutions
In this activity, learners discover how to determine the distance to a lightning strike or nearby thunderstorm.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-490.jpg?itok=c9Em4Unp)
Invisible Ink Demonstration
Source Institutions
In this chemistry demonstration, learners will discover that phenolphthalein is a chemical that displays different colors depending on the acidity or basicity of the environment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-998.gif?itok=sAM3kuGJ)
Density: Make a golf ball float!
Source Institutions
In this activity (on page 2 of the PDF), the learner places a golf ball between salt water and colored fresh water. The golf ball is not as dense as the saltwater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-163.jpg?itok=71qGv3M3)
Nature Painting
Source Institutions
In this activity learners will create paint out of natural materials. Explore your natural world (or your fridge) and find berries, leaves, or flowers to find a great base for your paint.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-929.png?itok=q6oQPpbt)
Kelsey: Clues of the Dig Site Map
Source Institutions
In this activity, learners explore dinosaur fossils and a dig site. Learners work in groups to analyze a dig site map and match bones to a skeletal drawing of Kelsey (a Triceratops).