Search Results
Showing results 1 to 9 of 9
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-790.gif?itok=jMLykBhV)
Pulleys
Source Institutions
In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-277.jpg?itok=X_8_m8P1)
Electric Paddle Boat
Source Institutions
In this activity, learners build an electric two-paddle boat using paint paddles, plastic knives, and empty water bottles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-153.jpg?itok=TVYxfKUz)
Bottle Cars
Source Institutions
In this activity, learners explore motion, energy, and electricity by constructing bottle cars that run on motors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-894.jpg?itok=xTJzwp1U)
Stop the Stretching
Source Institutions
Learners work with plastic sheeting, masking tape, and string to design the perfect material for plastic chair webbing, and then construct their webbing.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-217.jpg?itok=v3XGqZky)
Newton Car
Source Institutions
In this activity, learners work in teams to investigate the relationship between mass, acceleration, and force as described in Newton's second law of motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-947.jpg?itok=HgnnsGAS)
Trebuchet Toss
Source Institutions
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-000-000-001-676.gif?itok=kaAGk4t8)
Air Pressure and Dent Pullers
Source Institutions
In this activity, learners simulate Otto von Guericke's famous Magdeburg Hemispheres experiment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-120.jpg?itok=3njohzwy)
Blowin' in the Wind
Source Institutions
In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-955.jpg?itok=W3N0o96p)
Statue Display Tower
Source Institutions
In this activity, learners design, build, test and redesign a display tower that will meet a specific set of criteria and constraints.