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MarsBound!: Mission to the Red Planet
Source Institutions
MarsBound! is an engineering simulation activity in which learners use realistic techniques to plan a mission to Mars.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-674.jpg?itok=WljRWpIg)
Colored Shadows
Source Institutions
In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-648.jpg?itok=psrjXzWj)
Exploring Size: Scented Solutions
Source Institutions
This is an activity in which learners will find that they can detect differences in concentration better with their nose (smelling) than with their eyes (seeing).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-573.png?itok=Nc0XmVZy)
Water Treatment
Source Institutions
Water treatment on a large scale enables the supply of clean drinking water to communities.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-572.png?itok=9bRuuKz1)
Stick to It: Adhesion II
Source Institutions
Water sticks to all kinds of things in nature — flowers, leaves, spider webs - and doesn't stick to others, such as a duck's back.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-599.png?itok=T5w6XhN-)
Freshwater Ecosystems
Source Institutions
In this activity, learners create a freshwater ecosystem in a large plastic bottle. Learners cut and prepare bottles, then fill with water, aquatic plants, snails and fish.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-476.png?itok=hbOozP25)
Lager Lamp
Source Institutions
In this demonstration, adult learners create a lava lamp using beer and nuts! Use this pub-themed activity to demonstrate the effects of buoyancy and bubbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-310.jpg?itok=AVrWKFeV)
Stabilization Wedges Game
Source Institutions
This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-310.gif?itok=IwfxyR9b)
Acid Rain Eats Stone!
Source Institutions
This display shows the dangers of acid rain on buildings and other structures as two concrete bunny rabbits are disintegrated by sulfuric acid. Learners scrape chalk onto the concrete bunnies.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-940.jpg?itok=_EHNXGgC)
Wind Tunnel Testing
Source Institutions
In this activity, learners explore how wind tunnels provide feedback to engineers about the performance and durability of products such as planes, cars, and buildings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-983.jpg?itok=FIX6z8m8)
Clipper Creations
Source Institutions
In this activity, learners create a working model of a nail clipper. This activity helps learners learn the basic principles of simple machines, engineering design and model building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-041.jpg?itok=ipTwEY0J)
Interactive Gumball Machine
Source Institutions
In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-059.png?itok=3zLjPW3o)
Leapin' Lizards
Source Institutions
In this outdoor activity, learners first explore lizard feeding behavior by creating a "lizard rig" to dangle different objects in front of live lizards and see which objects the lizards try to bite.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-040.jpg?itok=2777PVdL)
Infrared Investigations
Source Institutions
In this activity, learners explore how infrared technology is used by engineers to create equipment and systems for a variety of industries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-411.jpg?itok=CkO41tVb)
That's the Way the Ball Bounces: Level 3
Source Institutions
In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, volume, density, and bounce height.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-149.png?itok=bhzmFDua)
Hatch-a-Cyst
Source Institutions
What is the optimal environment for hatching brine shrimp? Using a scaffold, learners design and conduct experiments testing the effect of a single abiotic factor on brine shrimp cyst hatch rate.