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  Secret Message
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  In this fun math activity (page 1 of the pdf), learners exercise the creative part of their brain by trying to describe a number without mentioning the actual number (for instance, the number 12 could
   
All About Air
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  In this activity, learners with explore the gases present in air. They will then build their own wind cannons and challenge family and friends to a friendly competition.
   
School of Fish
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  In this activity, learners will make fish cutouts that propel through the water with the help of surface tension.
   
Cookie Paleontology
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  In this activity, learners will explore paleontology and archaeology. They will learn about technique as they excavate raisins and chocolate chips from cookies.
   
Magnetism Hunt
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  In this activity about magnetism (page 4 of the PDF), learners will experiment with magnets and different objects to find out that not all metals are attracted to magnets.
   
Float Your Boat
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  In this physics activity, learners will explore buoyancy.
   
Magnetisphere
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  In this activity about magnetism (page seven of the pdf), learners experiment with magnets to better understand how magnetic fields work.
   
The Pressure's On
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  In this chemistry activity, learners explore chemical reactions and their effects, including the kind of reaction in the human body that makes people burp!
   
How do we name things?
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  In this activity, learners will learn a bit about botany as the explore botanical names and common names of plants.
   
In Proportion
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  Through this nutrition activity (page 5 of the PDF), learners will understand—and probably be surprised by—how big serving sizes of various foods should be.
   
Dangling Magnet
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  In this activity about magnetism (page 13 of the pdf), learners will experiment with magnets to explore how water and other liquids affect the strength of magnetic fields.
   
Food Chains
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  In this activity, learners will explore the roles of different animals in the food chain. They will create their own food chain using organisms of their choice.
   
Cabbage Patch Chemistry
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  In this chemistry activity, learners will learn how to make their own pH indicator using cabbage leaves, and then test common household items with their homemade indicator.
   
COSI Quicksand
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  In this chemistry experiment, learners get to make a very bizarre substance using corn starch and water. Is it a solid? Is it a liquid? Or is it a different kind of substance entirely?
   
Catapult
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  In this activity about transfer of energy, learners get to build their own catapult using nothing more than a plastic spoon and some tape.
   
Chain Reaction II
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  In this hands-on activity, learners use an assortment of (mainly household) items to complete Rube Goldberg-type challenges.
   
Family Scavenger Hunt
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  In this activity, learners will take a walk with their family and incorporate a scavenger hunt. They will explore topics like ABC’s, numbers, colors, and shapes as they search for related items.
   
Magnetic Pendulum
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  In this activity about magnetism (page 15 of the PDF), learners will explore how opposite and similar magnetic poles affect a swinging (pendulum) magnet.
   
Chemical Breath
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  This is a chemistry lab activity about solutions (page 7 of the PDF). Learners see firsthand how chemicals in a solution can combine to form an entirely different substance.
   
Eggshell Inertia
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  In this physics activity (page 14 of the PDF), learners gain a better understanding of how friction and mass affect objects by comparing the rotational inertia of raw and hard-boiled eggs.
  