Search Results
Showing results 21 to 40 of 360
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-288.png?itok=Cl_g4xnp)
Hovercraft
Source Institutions
In this activity, learners make plates levitate! Learners build "hovercrafts" using simple materials to explore friction and motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-440.gif?itok=sL69jLTo)
Launch It
Add to list DetailsIn this design challenge activity, learners use a balloon and other simple materials to design an air-powered rocket that can hit a distant target.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-277.jpg?itok=X_8_m8P1)
Electric Paddle Boat
Source Institutions
In this activity, learners build an electric two-paddle boat using paint paddles, plastic knives, and empty water bottles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-948.jpg?itok=xZYPMQEP)
Toxic Popcorn Design Challenge
Source Institutions
In this activity, learners explore the engineering design process (EDP)—the process engineers use to solve design challenges.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-091.jpg?itok=dnG9Wyp8)
Good News: We're on the Rise!
Learners build a simple aneroid barometer to learn about changes in barometric pressure and weather forecasting. They observe their barometer and record data over a period of days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-238.jpg?itok=N6N0hTDh)
Creepy Crawlers
Source Institutions
Trick your family and friends with this creepy crawler that moves up and down. In this activity, learners construct a circuit and motor device that will move a homemade spider in a spooky way.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-587.jpg?itok=Ua5fEKRj)
Super Spinner
Source Institutions
In this activity (page 1 of PDF under SciGirls Activity: Pet Handedness), learners will construct a simple spinning top out of a circle of construction paper, a film canister lid, and a bamboo skewer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-444.png?itok=cQXcm0Gb)
Gumdrop Dome
Source Institutions
In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-795.jpg?itok=ZuT-5b5s)
Egg Drop
Source Institutions
In this activity, learners will design a protective package for an egg that will allow the egg to withstand a fall without cracking.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-416.png?itok=eYN_p0GZ)
Dunking the Planets
Source Institutions
In this demonstration, learners compare the relative sizes and masses of scale models of the planets as represented by fruits and other foods.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-221.jpg?itok=eFqkazdt)
Sled Kite
Source Institutions
In this activity, learners build a sled kite that models a type of airfoil called a parawing.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-654.jpg?itok=2asbLN2W)
Gravity Fail
Source Institutions
In this activity, learners try pouring water out of a regular cup and a miniature cup. It’s harder than it sounds! Learners discover that different forces dominate at different size scales.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-668.jpg?itok=R-joBVdY)
The Electric Squeeze
Source Institutions
In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-585.jpg?itok=oVucmTy9)
Homemade Hovercraft!
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Hovercraft) is a full inquiry investigation into hovercraft engineering and design optimization.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-320.gif?itok=EKIVy6rH)
Going for a Spin: Making a Model Steam Turbine
Source Institutions
In this activity, learners explore how various energy sources can be used to cause a turbine to rotate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-625.jpg?itok=ZI-YkRw1)
Mega Bounce
Source Institutions
In this outdoor activity (on page 2 of the PDF under GPS: Baseball Activity), learners will investigate the transfer of energy using sports equipment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-536.jpg?itok=6ufDz7qs)
Inkjet Printer
Source Institutions
In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-802.gif?itok=szLD-VTd)
Catapult
Source Institutions
In this activity, learners construct their own small catapults using simple materials. Learners follow visual instructions to build their launching device.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-654.jpg?itok=TFl4N0tC)
Space Weather Action Center
Source Institutions
In this interdisciplinary activity, learners create a Space Weather Action Center (SWAC) to monitor solar storms and develop real SWAC news reports.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-063.jpg?itok=_4oqEWao)
Whirling Windmills
Source Institutions
In this activity, learners are challenged to design and construct a windmill to harness the power of wind.