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Showing results 81 to 100 of 133
Build a Super Structure
Source Institutions
In this activity, learners use things from the kitchen as building materials to explore how shapes contribute to the strength of different structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-487.gif?itok=FfQNCpzA)
Sink or Swim?
Source Institutions
Learners observe a tank of water containing cans of diet and regular sodas. The diet sodas float and the regular sodas sink. All the cans contain the same amount of liquid and the same amount of air.
Making An Impact!
Source Institutions
In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-094.jpg?itok=Ruhh7v8S)
Condiment Diver
Source Institutions
In this hands-on activity, learners make the world's simplest Cartesian diver, using only a plastic bottle, some water, and a condiment packet.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-296.jpg?itok=HJcZmvc9)
Iron in Cereal: Find iron in your food!
Source Institutions
Learners investigate an iron-fortified cereal by stirring it with a strong magnet. They discover that metallic iron is present in some cereals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-499.jpg?itok=T7-5V4UK)
Butter Up
Source Institutions
In this activity, learners will discover how to make butter from scratch. One optional tips includes adding marbles to speed up the process.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-010.jpg?itok=KJmbpgmd)
Be A Pasta Food Scientist
Source Institutions
In this activity, learners of all ages can become food scientists by experimenting with flour and water to make basic pasta.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-631.png?itok=1Wetf8cQ)
Marshmallow Models
Source Institutions
No glue is needed for learners of any age to become marshmallow architects or engineers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-771.jpg?itok=4IzUdswq)
What Does Spit Do?
Source Institutions
Some animals can swallow food whole, but humans have to chew. In this activity, learners will investigate what saliva does chemically to food before we even swallow.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-285.jpg?itok=Kc9ad8IT)
Make a Comet Model and Eat It!
Source Institutions
In this activity, learners build models of comets, using edible materials, to learn about comets' structure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-385.jpg?itok=DIsas6FD)
Model Eardrum
Source Institutions
In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-391.gif?itok=1AFhJi82)
Smell Match
Source Institutions
In this matching activity (3rd activity on the page), learners use their sense of smell to match pairs of opaque containers filled with various smelly items like orange peel, roses, or moth balls.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-252.gif?itok=AjtMCkEG)
Sugar/Salt Crystals
Source Institutions
In this chemistry activity (page 1 of the PDF), learners will observe a physical change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-144.jpg?itok=qvl2aHil)
Melts in Your Bag, Not in Your Hand
Source Institutions
In this activity, learners use chocolate to explore how the Sun transfers heat to the Earth through radiation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-435.gif?itok=Z_3Ab4Nm)
Pickle Lab
Source Institutions
In this online activity, learners experience the thrill of pickle making, and explore how a cucumber becomes a pickle.
Double or More
Source Institutions
Choose a recipe to double (or triple, quadruple, or halve). Show everyone the recipe and engage them in figuring out: How much will we need to increase the recipe to feed everyone?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-495.jpg?itok=x79L8Ypr)
Red, White and Blue II Demonstration
Source Institutions
In this chemistry demonstration, learners investigate the rule "likes dissolve likes" by combining three, immiscible liquids to create a colorful density column.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-481.png?itok=OSjpHEQT)
Erupting Fizz
Source Institutions
This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-330.jpg?itok=JlHNlusx)
Protect That BRAIN!: Mr. Egghead
Source Institutions
This activity demonstrates the importance of wearing a helmet to protect the brain. An egg is used to symbolize a head with the shell as the skull and the inside of the egg as the brain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-808.jpg?itok=uZ6sRLiF)
Milk Magic
Source Institutions
In this activity, learners experiment with how dish soap and fat interact by making a colorful swirl.