Search Results
Showing results 61 to 80 of 196
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-476.png?itok=HRFHWrDu)
Classy Parasites
Source Institutions
In this activity (on pages 2-8), learners experience how scientists use classification in their study of animals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-117.jpg?itok=Yq5LvluE)
Mini Zoetrope
Source Institutions
In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.
What Causes Rainbows?
Source Institutions
In this activity, learners explore how and why rainbows form by creating rainbows in a variety of ways using simple materials. Learners create rainbows indoors and outdoors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-477.png?itok=8PpFSMn7)
Life in a Nutshell
Source Institutions
In this multi-faceted game (on pages 25-35), learners recreate what happens to creatures in the Brazilian rain forest as they grow from egg to adult—especially those that use fallen, empty Brazil nut
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-351.png?itok=y3QA9GJC)
All Tangled Up
Source Institutions
In this activity on page 60, learners examine and simulate wildlife entanglement by experiencing what it might be like to be a marine animal trapped in debris.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-920.png?itok=7WAtHWL1)
Supersize That Dinosaur
Source Institutions
In this activity, learners explore the size and scale of dinosaurs. Learners listen to "The Littlest Dinosaurs" by Bernard Most. Then, learners estimate the size of a Triceratops and T.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-698.jpg?itok=UmL7WPsR)
CD Greenhouse
Source Institutions
In this activity, learners plant seeds and watch them sprout and grow inside a CD case.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-353.png?itok=ZRRw6na5)
Trash Traits
Source Institutions
In this activity on page 24, learners perform experiments to examine whether or not trash can float, blow around, or wash away.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-475.png?itok=Nw7b7i8_)
Parasite Sleuth
Source Institutions
In this activity (on pages 26-33), learners play parasitologists, solving several "mysteries" about people who got sick from various parasites. In teams of four, each member solves one mystery.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-028.png?itok=ukXipibM)
Disappearing Statues
Source Institutions
In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-204.gif?itok=CTPPgIar)
Mold Terrarium: What Grows on Leftover Food?
Source Institutions
This activity shows you how to make a mold terrarium using a jar and leftover food.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-605.png?itok=Yi7OXLl0)
Extreme Lifestyles
Source Institutions
In this matching game, learners study the limits of life on Earth to see what other places in the solar system might sustain microbial life.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-249.png?itok=0DTKKQ7W)
Target Recognition and Synapse Formation During Development
Source Institutions
In this activity about neuron/target muscle recognition (page 44 of the PDF), learners arranged in two rows facing away from each other use string to simulate neural development.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-624.png?itok=KrqUVDMt)
Spill Spread
Source Institutions
In this simulation, learners explore how ocean currents spread all kinds of pollution—including oil spills, sewage, pesticides and factory waste—far beyond where the pollution originates.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-543.png?itok=h_wbfpeu)
Weighty Questions
Source Institutions
In this activity about humans and space travel (page 1 of PDF), learners compare and contrast the behavior of a water-filled plastic bag, both outside and inside of a container of water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-580.gif?itok=_7u_r8Em)
Heart and Lungs
Source Institutions
In this environmental health activity, learners investigate their breathing and pulse rates, and learn how these measurements are affected by physical activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-628.png?itok=fxE0B9tr)
Penny Rubbing
Source Institutions
In this art-related activity, learners make a coin rubbing—a process similar to what archeologists may do with ancient artifacts. This activity can be used in connection with a history or art lesson.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-308.png?itok=S9o75ybI)
Stereo Hanger
Source Institutions
In this activity, learners investigate sound wave science, in stereo! Learners construct a "stereo" out of a metal coat hanger and piece of string to explore sound vibrations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-334.png?itok=MALTGSg7)
Clean It Up
Source Institutions
In this "Sid the Science Kid" activity, learners get their hands dirty by playing in a container of soil. Then they compare the effectiveness of cleaning their hands with just a paper towel vs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-321.png?itok=FerI3aj0)
Peripheral Vision
Source Institutions
In this optics activity, learners conduct an experiment to explore peripheral vision. Learners collect data about their ability to see shapes, colors, or letters using their peripheral vision.