Search Results
Showing results 281 to 300 of 472
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-849.png?itok=_oxDdcuD)
Tossing Coins
Source Institutions
In this math game (Page 17 of the Are You Game? PDF), learners investigate probability by tossing coins.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-555.png?itok=4R2HQIhe)
Nano Scavenger Hunt
Source Institutions
This is an activity (located on page 3 of PDF under Where's Nano? Activity) about identifying nanoscale objects and phenomena in today's world.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-134.jpg?itok=WkiAfWUe)
Number Patterns
Source Institutions
In this lesson, learners are challenged to discover the relationship among six numbers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-327.jpg?itok=TmOwjJri)
Dinosaur Breath
Through discussion and hands-on experimentation, learners examine the geological (ancient) carbon cycle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-939.jpg?itok=fLm0ph07)
Working with Watermills
Source Institutions
In this activity, learners explore how watermills have helped harness energy from water through the ages.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-253.png?itok=eSPWRIGR)
How Long Can You Hold Your Breath?
Source Institutions
In this activity (on page 142 of the PDF), learners will compare breathing rates before and after hyperventilation to explore how reduced carbon dioxide levels in the blood lower the need to breathe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-247.png?itok=LbqWs0Zy)
Pitch, Roll and Yaw: The Three Axes of Rotation
Source Institutions
In this activity (page 87 of the PDF), learners move their bodies to better understand the three axes of rotation: pitch, roll and yaw.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-910.jpg?itok=YWyy9oim)
How Fast Can a Carrot Rot?
Source Institutions
Learners design their own experiment to determine conditions that either help or hinder the decomposition of carrots by soil microbes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-627.jpg?itok=kBjr9aRt)
Shapes and Colors and Textures, Oh My!
Source Institutions
This is an activity about discovering the colors and beauty of nature. Learners will spend time outdoors, matching paint chip samples, colored paper, or colors of clothing to those found in nature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-723.gif?itok=BBzANS17)
The Primary Colors of Light
Source Institutions
In this activity, learners work in groups of four to explore light. Learners create new colors from the primary colors of light from flashlights covered in theatrical gels or cellophane.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-870.jpg?itok=3oGHfmU3)
Yogurt Cup Speakers
Source Institutions
Learners build a simple electromagnet, then use this electromagnet to transform a yogurt container into a working speaker. They can connect their speaker to a radio and listen as it transmits sound.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-141.jpg?itok=4vQT50OB)
Leaf it to Me
Source Institutions
In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-160.jpg?itok=48z-YJHY)
A Simply Fruity DNA Extraction
Source Institutions
In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-273.jpg?itok=_koxW9fc)
Motorized Balancing Toy
Source Institutions
In this activity, learners build a toy that flies in circles. This activity introduces learners to center of mass, torque, and rotational motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-058.jpg?itok=WNVOFe2V)
Fun with Speedboats
Source Institutions
In this activity, learners explore how boats are engineered to achieve speed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-299.png?itok=IFKgxAmT)
Submarine: Lift Bag Lander
Source Institutions
In this activity (on page 4), learners create a submarine using a plastic sandwich bag. This is a fun way to learn about buoyancy and how captured gas can cause objects to float.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-038.jpg?itok=elSaY9M5)
How the Rubber Meets the Road
Source Institutions
In this activity, learners explore how engineers design tire treads to increase safety and reliability.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-285.jpg?itok=6iz8Z3jm)
Make a Mobile!
Source Institutions
In this activity, learners make mobiles to explore the concepts of balance, counterbalance, weight, and counterweight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-394.jpg?itok=2ISL58BM)
Neuron Chain Tag
Source Institutions
In this outdoor activity, learners play a game of Tag to discover how neurons attach themselves to each other to form a chain.