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Shadow Puppets
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If you have lights, cardboard, scissors, and some brass fasteners, you can make shadow puppets! Create a story-telling and design challenge for your learners with this simple and creative activity.
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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.
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Rock Candy
Source Institutions
In this yummy chemistry activity which requires adult supervision, learners use sugar and water to explore how crystals form.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-254.jpg?itok=9vOV3ASS)
Nature of Dye
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"Nature of Dye" allows participants to create their own dyes and art while exploring how chemicals interact and how these interactions can have real-world applications.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-274.jpg?itok=Hjqvr_Ok)
Black Holes: No Escape
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This fun and simple hands-on astronomy activity lets learners experiment with marbles and weights to discover some basics about gravity and black holes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-701.jpg?itok=Ilknm-xN)
Float Your Boat
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In this physics activity, learners will explore buoyancy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-248.jpg?itok=pvuw8cNb)
Create a Food Diary
Source Institutions
In this nutrition activity (page 3 of the PDF), learners will record their food consumption for one day, and then evaluate how their actual diet matched up with the recommended diet.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-117.png?itok=Ev54YiRT)
Topographic Investigation: Map an Underwater Surface
Source Institutions
In this activity, learners create a map of a hidden surface using a "sounding stick" -- a technique similar to how underwater maps were once made.
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Exploring the Solar System: Moonquakes
Source Institutions
In this activity, learners sort different natural phenomena into categories (they occur on Earth, on the Moon, or on both), and then model how energy moves during a quake using spring toys.
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Arduino Blink Challenge
Source Institutions
In this activity, learners explore computer programming and the impact of computers on society. Learners build and test a program to turn a light on and off using an Arduino board.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-567.jpg?itok=8G1HykGk)
Hot Air
Source Institutions
In this activity, learners set up an experiment to investigate the effects of hot air on the path of a laser beam.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-094.jpg?itok=GdYOgY12)
How do we name things?
Source Institutions
In this activity, learners will learn a bit about botany as the explore botanical names and common names of plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-032.jpg?itok=XMjzhP3o)
Paper Chain Testing
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Learners will do an experiment to determine which type of paper is strongest while focusing on variables and collecting data.
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Colors of Stars
Source Institutions
In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-525.jpg?itok=xR9KHaBk)
Roller Coasters
Source Institutions
In this activity learners will build roller coasters and test them using small balls or marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-262.jpg?itok=nMCFEFe1)
Our Place in Our Galaxy
Source Institutions
In this fun and simple hands-on astronomy activity, learners construct a model of our place in the Milky Way Galaxy and the distribution of stars, with a quarter and some birdseed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-935.jpg?itok=_piqTEFp)
Feel the Heat
Source Institutions
In this design challenge activity, learners design and build a solar hot water heater. Their goal is to create a heater that yields the highest temperature change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-612.gif?itok=7y0IEX0t)
Afterimage
Source Institutions
In this activity about vision and optical illusions, learners conduct a simple test to demonstrate how our eyes create "afterimages." Learners stare at a black cardboard bat for at least 30 seconds an
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Match Rock
Source Institutions
In this activity, learners try to figure out who has their matching rock type by reading a description of their rock (no talking!).
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Stem Cell Differentiation Game
Source Institutions
This game uses a modified Uno deck to review concepts related to stem cell research and diabetes.