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Showing results 1 to 20 of 47
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Soap Bubble Shapes
Source Institutions
Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-947.jpg?itok=_rUhPLCR)
Cupcake Delivery
Source Institutions
In this design challenge, learners will create wind-powered contraptions to transport a load, such as a cupcake or another small object, and test to see if they work.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-645.png?itok=0WSZaTcP)
Chromatography Can Separate!
Source Institutions
In this chemistry activity, learners use thin layer chromatography to determine the molecular composition of different markers.
![](/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-000-000-004-071.jpg?itok=GD8Vf4wF)
Animal House
Source Institutions
The goal of this activity is to design, build and test a house or toy for an animal.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-314.jpg?itok=5Pcs7Kc-)
Hidden Color Chemistry
Source Institutions
In this activity, learners will discover what colors are in different markers, and may be surprised at the results.
![](/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-000-000-005-098.jpg?itok=t77RTqzN)
Shaving Cream Marbling
Source Institutions
In this activity, learners will create beautiful greeting cards by marbling with shaving cream and food dye. They will explore the chemistry behind the art of marbling.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-274.jpg?itok=TA-AIu-f)
Micro Automata
Source Institutions
In this activity, learners build small animated toys that move.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-276.jpg?itok=ZV861GKw)
Hot Air Balloon
Source Institutions
In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-811.jpg?itok=Xrzk0LA8)
Marshmallow Catapult
Source Institutions
In this activity, learners explore physics by building a catapult that launches marshmallows with household objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-978.png?itok=km7rCVvM)
Self-Portrait Silhouettes: Activity 2
Source Institutions
In this activity, learners make a photographic image—without a camera!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-231.jpg?itok=w0ZmBMV2)
Motor Bird
Source Institutions
In this activity, learners build a bird that flies in place with help from a motor, wire, and some straws.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-604.jpg?itok=9U5w_qhd)
Night Lights
Source Institutions
In this activity, learners create night lights using a plastic cup, programmable PICO Cricket, tri-color LED, and sensor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-605.jpg?itok=VI4HBUQK)
Push Pull Painter
Source Institutions
In this activity, learners create painting machines that can paint moving forwards and backwards.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-495.jpg?itok=MeZMhCvK)
Shape Stamping
Source Institutions
In this activity, learners will explore two-dimensional shapes that are found in three-dimensional shapes. Learners will explore geometry, design, color and tool use through this activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-481.jpg?itok=vmRk0n7D)
Lava Lamp
Source Institutions
In this activity, learners will create their own lava lamps. Learners will explore density, effervescence and chemistry through this activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-868.gif?itok=DZUUrLvl)
Make a DNA Model
Source Institutions
In this activity, learners make a 3-D model of DNA using paper and toothpicks. While constructing this model, learners will explore the composition and structure of DNA.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-908.jpg?itok=xZRYMqHq)
Kinetic Sculpture
Source Institutions
In this design challenge activity, learners build a tower that’s at least 12 inches high with two or more parts that move (spin, sway, or flap) in the wind.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-250.jpg?itok=P2evtlEM)
Magnetic Seesaw
Source Institutions
In this activity, learners build a seesaw powered by magnets.