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Showing results 21 to 40 of 47
What Molecules Make the Holes in Bread?
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In this activity, learners will discover why there are holes in bread.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-566.jpg?itok=CJ98kEl2)
Neural Network Signals
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In this activity, learners create an electrical circuit and investigate how some dissolved substances conduct electricity.
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Acids & Bases
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In this activity, learners test the pH of safe liquids available at home by creating a pH indicator from mashed blueberries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-840.png?itok=TZB_kyof)
Mixing and Unmixing in the Kitchen
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In this chemistry investigation, learners combine common cooking substances (flour, baking powder, sugar, salt, pepper, oil, water, food coloring) to explore mixtures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-947.jpg?itok=HgnnsGAS)
Trebuchet Toss
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In this activity, learners explore trebuchet design. Teams of learners construct trebuchets from everyday materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-649.gif?itok=OfKuumNd)
Column Chromatography
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In this activity, learners separate the components of Gatorade using a home-made affinity column.
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Molecular Gastronomy: Use Self-Assembly to Make a Dessert Topping
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Molecular gastronomy is the scientific study of food preparation. Learners use self-assembly techniques to create edible capsules of chocolate syrup (food grade ingredients are required).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-826.jpg?itok=H85e3iKD)
Build Your Own Solar Oven
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-683.jpg?itok=IGs_VWBb)
Ice Cream Freeze
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In this fun and delicious chemistry activity (page 1 of the PDF), learners will explore the difference between physical and chemical change by making homemade ice cream.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-236.png?itok=37vifWFl)
Potion Commotion
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In this hands-on science experiment, students combine their understanding of the different states of matter and the characteristics of various chemical reactions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-733.gif?itok=iy10y1nN)
Cake by Conduction
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In this demonstration, cook a cake using the heat produced when the cake batter conducts an electric current.
Properties of Metals
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In this activity, learners explore the properties of metals at four stations. The stations include A) Magnetism and Breakfast Cereal; B) Conductivity of Metals; C) Alloys; and D) Metal Plating.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-864.jpg?itok=KTMJHtoh)
Wheat Germ DNA Extraction
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This laboratory exercise is designed to show learners how DNA can easily be extracted from wheat germ using simple materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-004.png?itok=2oVvHgkJ)
A Feast for Yeast
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In this activity on page 6 of the PDF (Get Cooking With Chemistry), learners investigate yeast. Learners prepare an experiment to observe what yeast cells like to eat.
Making An Impact!
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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-000-000-001-526.png?itok=tu74uLgT)
Self-Assembling Dessert Toppings
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This is an activity (located on page 3 of the PDF under Self-Assembly Activity) about self-assembly, the ability of molecules to assemble themselves according to certain rules.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-542.png?itok=0djAEvu4)
Cookie Surface Area
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This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-839.png?itok=9EgdviNS)
Chemical Identification
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In this activity, learners discover how a cabbage juice indicator helps identify acids and bases, and how iodine indicates the presence of starch.
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Disappearing Colors
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In this challenge, learners figure out how to make a juice stain disappear.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-430.jpg?itok=SPZy_1rR)
Capturing Carbon Dioxide
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In this activity, learners investigate carbon sequestration by creating a carbonated beverage out of apple juice and dry ice.