Search Results
Showing results 81 to 100 of 183
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-944.jpg?itok=aLCPovU6)
Water Fountain
Source Institutions
In this activity, learners explore how a hydraulic pump works. Learners work in teams to design and build a unique water fountain that employs a hydraulic pump.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-253.jpg?itok=9DBL2AJ9)
Wonderful Weather
Source Institutions
In this activity, learners conduct three experiments to examine temperature, the different stages of the water cycle, and how convection creates wind.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-537.png?itok=6IJvOtrM)
Energy For Life
Source Institutions
In this activity about the relationship between food and energy (page 1 of PDF), learners observe and quantify the growth of yeast when it is given table sugar as a food source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-946.jpg?itok=huJG0pky)
Two Button Buzzer Circuit
Source Institutions
In this activity, learners explore an everyday situation, where either of two or more buttons can ring a buzzer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-670.jpg?itok=Pl__kNBD)
Vectoring: Steering a Plane
Source Institutions
In this two part activity, learners work in pairs or individually to discover how vectoring the thrust from a jet engine affects movement of an airplane.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-047.jpg?itok=_DjeIKSO)
Pipeline Challenge
Source Institutions
In this activity, learners explore how engineers develop pipeline systems to transport oil, water, gas, and other materials over very long distances.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-053.jpg?itok=1OXoH-Ry)
Rubber Band Racers
Source Institutions
In this activity, learners explore the design of rubber band powered cars. Learners work in teams of "engineers" to design and build their own rubber band cars out of everyday items.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-823.png?itok=7R3aDjyw)
How Do We Convert Mechanical Energy into Electrical Energy?
Source Institutions
In this activity, learners use a compass, powerful magnet, and copper magnet wire to build a special generator known as a dynamo.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-162.jpg?itok=oVUkgi9_)
Candy Chemosynthesis
Source Institutions
In this activity, groups of learners work together to create edible models of chemicals involved in autotrophic nutrition.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-923.jpg?itok=_-xqjUQh)
Sky Glider Challenge
Source Institutions
In this design challenge activity, learners use two helium-filled balloons to build a blimp that can travel in a straight path across the room.
Build a Borneo Glider
Source Institutions
In this inquiry-based activity, learners investigate the basic forces of flight as they construct their own paper glider that represents a rainforest creature from Borneo (large, tropical island in So
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-052.jpg?itok=Zwftbs9Y)
Robot Basketball
Source Institutions
In this activity, learners explore accuracy and precision.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-046.jpg?itok=_6E4X_dr)
Pendulum Time
Source Institutions
In this activity, learners explore how the pendulum has been a reliable way to keep time for centuries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-671.jpg?itok=i1UHiepS)
Jet Propulsion
Source Institutions
In this two-part activity, learners work in pairs to examine the four basic stages of a turbine engine.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-990.png?itok=BAgO4zhA)
Arduino Blink Challenge
Source Institutions
In this activity, learners explore computer programming and the impact of computers on society. Learners build and test a program to turn a light on and off using an Arduino board.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-984.jpg?itok=x8f6r_R3)
Chair Lift Challenge
Source Institutions
In this activity, learners explore the unique challenges in transportation engineering, such as devising a method for skiers or hikers to get to the top of a mountain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-598.png?itok=aR8_tWIH)
If Hot Air Rises, Why is it Cold in the Mountains?
Source Institutions
This demonstration/activity helps learners understand why higher elevations are not always warm simply because "hot air rises." Learners use a tire pump to increase the pressure and temperature inside
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-221.jpg?itok=crjtQ1Gw)
Stomp Rocket
Source Institutions
In this activity, learners build rockets and shoot them into the air by stomping on the plastic bottle launchers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-235.jpg?itok=-krlroVo)
Forward-Reverse Switch
Source Institutions
In this activity, learners build a switch to turn electrical circuits on and off.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-252.jpg?itok=iJxFMQZK)
Woodpecker
Source Institutions
In this activity, learners construct a traditional handicraft toy that illustrates a motion commonly associated with violins and earthquakes.