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Showing results 41 to 60 of 532
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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-000-000-005-058.jpg?itok=2yTu3Nm_)
Slippery Coqui Eggs
Source Institutions
In this activity, multiple learners will use a game with ballloons to learn about coqui frog behavior.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-003.jpg?itok=R3f1qnuZ)
Subtractive Paint Prints
Source Institutions
In this activity, learners of all ages will experiment with paint and printmaking.
![](/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-000-000-002-450.jpg?itok=V5Kc_BeL)
Bubble Tray
Source Institutions
In this activity, learners use simple materials to create giant bubbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-970.png?itok=ixSt4N9L)
Which Powder is It?
Source Institutions
In this chemistry challenge, learners identify an unknown white powder by comparing it with common household powders.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-971.png?itok=UoR7n000)
Plant Power
Source Institutions
In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-642.jpg?itok=UIDRWYXW)
Paper Animals
Source Institutions
This resource contains ideas and brief instructions on how to build animals out of construction paper and other simple materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-656.jpg?itok=YmnK7-EG)
Morphing Butterfly
Source Institutions
In this activity, learners explore how nanosized structures can create brilliant color.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-974.gif?itok=nnPJjI3C)
Views From Windows
Source Institutions
In this activity, learners use their imaginations and picture a scene in their heads.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-736.jpg?itok=BWWpSKeL)
Odors Aloft
Source Institutions
Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-768.jpg?itok=jldMLGnU)
Oh Boy Buoyancy
Source Institutions
In this physics activity, learners will explore the concept of buoyancy, especially as it relates to density.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-973.png?itok=2gHVoR6h)
Hot and Cold
Source Institutions
In this chemistry challenge, learners discover that many chemical reactions involve heat loss or gain.
![](/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-000-000-003-669.png?itok=W9ELo08r)
Nano Ice Cream
Source Institutions
In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-972.png?itok=MsgPm-Ze)
The Liquid Rainbow
Source Institutions
Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-655.jpg?itok=g01f1ZG7)
Gummy Shapes
Source Institutions
In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-769.jpg?itok=mFO9v_pe)
Vibrant Cords
Source Institutions
In this activity, learners will explore how the voice works and feel the vibrations produced by vocal cords.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-527.gif?itok=HPPymmac)
Shadow Dance
Source Institutions
In this activity, learners experiment with shadows and light sources to understand the relationship between the angle illumination and the shadow's length.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-201.jpg?itok=jTgakiPA)
Ice Melt
Source Institutions
In this activity, learners will explore basic information about thermodynamics by experimenting with ice. Learners will compare ice melting rates on metal pans or plastic cutting boards.