Search Results
Showing results 1 to 10 of 10
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-906.jpg?itok=TRSQQean)
Electric Highway
Source Institutions
In this design challenge activity, learners design and build a circuit: an "electric highway" that connects a battery and buzzer at least three feet apart using four types of materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-620.jpg?itok=ww_srf1V)
Exploring Structures
Source Institutions
This event guide features three related explorations in which learners investigate the following science concepts: how you design and build a structure helps determine how strong it will be; different
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-932.gif?itok=MNmkjq5g)
Hidden Alarm
Source Institutions
In this design challenge activity, learners invent a device that will make their friends and family ask, "What's buzzing?" Learners design an alarm with an on/off switch that is small enough to hide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-914.jpg?itok=AaZNkrVy)
Convenient Carrier
Source Institutions
In this design challenge activity, learners invent a convenient way for someone using crutches or a wheelchair to carry small personal items.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-929.jpg?itok=E2NuOkGU)
Blimp Jet Challenge
Source Institutions
In this design challenge activity, learners add a jet-propulsion system (i.e. a balloon) to a blimp so it flies straight and far under its own power.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-911.gif?itok=AK2t3Qk_)
Headphone Helper
Source Institutions
In this design challenge activity, learners add headphones to a previously built instrument (see "Build a Band" activity) to make it easier to hear.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-931.gif?itok=IrPYeE-W)
Kick Stick Challenge
Source Institutions
In this design challenge activity, learners investigate series circuits and motors to build a hand-held "kick stick." Their goal is create a battery-operated device that sends a Ping-Pong ball across
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-918.jpg?itok=C8-JS7VU)
Extreme Kicking Machine
Source Institutions
In this design challenge activity follow up to "Kicking Machine", learners add a hands-free feature to their Kicking Machine.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-930.gif?itok=hu7Ep8gi)
Motorized Car
Source Institutions
In this design challenge activity, learners build a car that uses a battery-operated motor to "drive" at least ten feet.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-919.jpg?itok=r_Bc2ngt)
Kicking Machine
Source Institutions
In this design challenge activity, learners build a machine that kicks a Ping-Pong ball into a cup lying on its side 12 inches away.