Search Results
Showing results 61 to 80 of 192
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-261.png?itok=G8zqFYi5)
Colour by Numbers: Image Representation
Source Institutions
This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-043.jpg?itok=fb-MMfZx)
Making Sense of Sensors
Source Institutions
In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-576.png?itok=qSt7v9IG)
Equatorial Sundial
Source Institutions
In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the sundial.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-044.jpg?itok=aqEnjdsN)
Measuring the Wind
Source Institutions
In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-798.png?itok=IKCcV01K)
Cook Up a Comet
Source Institutions
In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-400.jpg?itok=vRitopvu)
Edible Glass
Source Institutions
In this activity, learners discover the principles of edible glass by making a supersaturated sugar solution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-467.gif?itok=xyFPQWw2)
Getting There!: Navigation and Trajectory
Source Institutions
In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-240.jpg?itok=ak0iolGJ)
Catapult
Source Institutions
In this activity, learners build mini catapults using paint paddles and a spoon. Use this activity to introduce learners to forces and projectile motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-463.gif?itok=yStFcDbB)
The Parachuting Egg
Source Institutions
In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-980.jpg?itok=jR2WC2ak)
Design and Build a Better Candy Bag
Source Institutions
In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-007.jpg?itok=rieoNpZ7)
Coral Snapshots: Biodiversity in Marine Protected Areas
Source Institutions
In this data activity, learners analyze data from coral reef snapshots taken by scientists at the Virginia Institute of Marine Science.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-325.jpg?itok=qGcNBjE_)
Paper Cup Stool
Source Institutions
In this activity, learners will explore how and why weight distribution works.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-260.png?itok=pBbwbNrY)
You Can Say That Again!: Text Compression
Source Institutions
This activity helps students learn how computers "compress" text by identifying repeating patterns of letters, words, and phrases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-000.gif?itok=cVNf8Wj4)
Sound Representation: Modems Unplugged
Source Institutions
In this activity, learners listen to songs and decode hidden messages based on the same principle as a modem. As a final challenge, learners decode the binary messages in a music video.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-882.gif?itok=6a9GbEGg)
Locating a Point
Source Institutions
In this activity, learners work in teams to simulate the process used by Global Positioning Systems (GPS) to determine the location of a fallen meteorite in Antarctica.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-570.png?itok=nqg0DGDZ)
Properties of Dust
Source Institutions
In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-978.jpg?itok=IQMgNFCX)
EEEEK--A Mouse!
Source Institutions
In this activity, learners explore the concept of how engineering solved the problem of human/computer interface.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-566.png?itok=5eACS57p)
Mirror, Mirror
Source Institutions
In this activity, learners test the Law of Reflection based on experimental evidence. Learners produce raw data and explanations based on their data: pencil tracings of incident and reflection rays.
![](/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-000-000-004-906.jpg?itok=-vXZe1jv)
Binary Code Bracelets
Source Institutions
In this activity, learners make their own binary code bracelets by translating their initials into 0s and 1s represented by beads of 2 different colors.