Search Results
Showing results 61 to 80 of 705
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-429.jpg?itok=31DANnFf)
Sublime Sublimation
Source Institutions
In this activity, learners explore sublimation by conducting experiments with dry ice.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-864.jpg?itok=JpUBvxhS)
Working with Wind Energy
Source Institutions
In this activity, learners explore how wind energy can be generated on both a large and small scale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-322.png?itok=koOK-mvw)
Plugged in to CO2
Source Institutions
In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-497.jpg?itok=Ph0OMHHW)
Measure the Speed of a Water Leak
Source Institutions
In this activity (page 2 of PDF under GPS: Glaciers Activity), learners will measure the rate at which water streams out of a leaky cup.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-597.jpg?itok=rj7w75Tz)
How Can Gravity Make Something Go Up?
Source Institutions
In this activity, learners use cheap, thin plastic garbage bags to quickly build a solar hot air balloon. In doing so, learners will explore why hot air rises.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-454.gif?itok=SXVdmiBz)
Landing the Rover
Source Institutions
In this team design challenge (page 19-24 of PDF), learners "land" a model Lunar Rover in a model Landing Pod (both previously built in activities #3 and #4 in PDF).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-263.jpg?itok=v-IKrVtS)
Fused Plastic Wallet
Source Institutions
In this up-cycling activity, learners recycle plastic bags and repurpose them into useful wallets.
![](/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-000-000-003-960.jpg?itok=W4etVdzn)
Shipping for Survival
Source Institutions
In this activity, learners explore how packaging engineers develop customized shipping and packaging containers to meet the needs of many different industries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-539.png?itok=hWboGMAb)
Why Circulate?
Source Institutions
In this activity related to the human circulatory system (on page 10 of the PDF), learners observe the dispersion of a drop of food coloring in water, draw conclusions about the movement of dissolved
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-974.jpg?itok=0cXbx3oB)
Engineered Music
Source Institutions
In this activity, learners explore how musical instruments are engineered.
![](/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-000-000-004-576.jpg?itok=luTIccbZ)
Drugs, Risks and the Nervous System
Source Institutions
In this activity, learners estimate risks associated with different events and compare their estimates to the real possibilities.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-085.jpg?itok=9MLyH6MJ)
Acid Rain Effects
Learners conduct a simple experiment to model and explore the harmful effects of acid rain (vinegar) on living (green leaf and eggshell) and non-living (paper clip) objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-913.jpg?itok=UqS1Hktr)
Be a Scanning Probe Microscope
Source Institutions
In this activity, learners investigate Scanning Probe Microscopes (SPM) and then work in teams using a pencil to explore and identify the shape of objects they cannot see, just as SPMs do at the nano
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-608.png?itok=_FLy5y89)
Water Illusions: Refraction & Magnification
Source Institutions
Learners demonstrate how water can distort, refract and magnify light.
![](/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-000-000-004-399.png?itok=5Is-kYcS)
Glowing in the Dark
Source Institutions
In this activity, learners explore phosphorescence and how certain materials can absorb and store energy from a light source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-118.jpg?itok=meg6XXdz)
A Recipe for Air
Learners use M&Ms® (or any other multi-color, equally-sized small candy or pieces) to create a pie graph that expresses the composition of air.