Search Results
Showing results 1 to 20 of 98
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-267.jpg?itok=DNyv69Z8)
Carousel Pump
Source Institutions
In this activity, learners build a carousel toy that spins when pushed down.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-286.jpg?itok=jyU_KjvO)
Rocket Launchers
Source Institutions
In this activity, learners work with an adult to build a rocket and launcher out of a plastic 2-liter bottle, flexible plastic hose, plastic tubing, toilet paper tube, and duct tape.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-692.jpg?itok=_x-qgMJt)
Magnetic Spinner & Compass
Source Institutions
Learners use shop tools and various materials to construct a magnetic spinner and a compass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-686.jpg?itok=DAiTGkRA)
Tops
Source Institutions
In this activity, learners discover that some things only stand up while they are spinning.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-685.jpg?itok=t_4NppNY)
Two Washers
Source Institutions
In this activity, learners create a mind and math puzzle that requires a three-dimensional solution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-690.jpg?itok=PzwPJpxp)
Matraca
Source Institutions
In this activity, learners create a traditional Mexican noisemaker (a matraca) using cardboard, craft sticks, and a wooden dowel.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-684.jpg?itok=3WanoNLh)
Zig Zag Bopper
Source Institutions
In this activity, learners build a machine made of craft sticks to multiply the levering motion of their hands and create a device that bends and extends.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-839.png?itok=S3Fockxd)
Soccer
Source Institutions
In this math activity (Page 12 of the Play Ball! PDF), learners play a game of "soccer" and analyze the results of the game.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-691.jpg?itok=R2aX9Luq)
Marble Game
Source Institutions
In this activity, learners construct a simple game to test their hand-eye coordination and steadiness of hand.
![](/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-000-000-004-277.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-000-000-003-838.png?itok=FzI-pXXr)
Basketball
Source Institutions
In this math activity (Page 14 of the Play Ball! PDF), learners play a game of "basketball" and analyze the results of the game.
![](/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-000-000-003-250.jpg?itok=cjWS3h7P)
What Shape Is It?
Source Institutions
In this activity, learners determine the shape of an unseen object by bouncing a ball off the object.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-998.png?itok=zdjyYZPZ)
Construction and Destruction
Source Institutions
In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-107.png?itok=G4DT939h)
Bouncing Balloons
Source Institutions
In this sports-themed engineering activity, learners create super bouncy balls out of balloons. Learners brainstorm, test their designs, and share results.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-098.png?itok=FcwqA7XH)
Crank It Up
Source Institutions
In this engineering activity, learners explore simple machines and then build cardboard automata using cams.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-259.jpg?itok=72pgq_xc)
Parabola Basketball
Source Institutions
In this activity, learners build mini-basketball courts and explore the laws of physics. Learners discover that everything you throw or shoot on earth travels in a parabola.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-587.png?itok=MIgw6sRf)
Why are Compact Fluorescent Bulbs More Efficient?
Source Institutions
In this activity, learners explore the relative efficiency of different bulbs, specifically incandescent vs. fluorescent.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-907.gif?itok=FgucOpml)
Get-Moving Game
Source Institutions
In this invention challenge activity, learners create an indoor game for one or two people that gets you moving.