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The Boxes Go Mobile
Source Institutions
Learners display their findings after a study of surface area and volume. They build a mobile to show a commercially available box and a constructed cubical box of the same volume.
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A Place in Space
Source Institutions
Learners construct and use a "real" 3D coordinate system out of balsa wood and foam core. They will then be able to locate coordinates in space.
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What Trickles Down?
Source Institutions
Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-910.jpg?itok=YWyy9oim)
How Fast Can a Carrot Rot?
Source Institutions
Learners design their own experiment to determine conditions that either help or hinder the decomposition of carrots by soil microbes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-093.jpg?itok=i2hZi5v0)
New Boxes from Old
Source Institutions
Learners determine the surface area and volume of two identical boxes, and then figure out the dimensions of a cubical box with the same volume.
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Map That Habitat
Source Institutions
Historically, sea floor mapping (bathymetry) was done by soundings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-871.jpg?itok=HrqxX34z)
Sliding and Stuttering
Source Institutions
Learners use a spring scale to drag an object such as a ceramic coffee cup along a table top or the floor.
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Wet Pennies
Source Institutions
Learners initially test to see how many drops of liquid (water, rubbing alcohol, and vegetable oil) can fit on a penny.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-906.jpg?itok=dqS5AHvV)
Balsa Towers
Source Institutions
Learners work in groups to design and build a tower out of balsa wood. As a motivator, they can compete to build a tower with the highest strength-to-weight ratio.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-873.jpg?itok=ANI0Z8ou)
Does Your Chewing Gum Lose Its Flavor?
Source Institutions
Each learner chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days.