Search Results
Showing results 341 to 360 of 1735
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-271.jpg?itok=cJfDsdez)
Stereoscope
Source Institutions
In this activity, learners construct a device that allows them to view 2-D images in 3-D.
Hexagon Hunt
Source Institutions
This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-899.png?itok=aVEmvNui)
Plant Hunt
Source Institutions
In this outdoor activity and game, learners collect and sort leaf samples to determine how many types of plants grow in the activity site.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-503.gif?itok=suL1WAo7)
Mapping Mockingbirds
Source Institutions
This lesson plan revolves around studying the speciation of the Galápagos mockingbirds, which are on display at the California Academy of Sciences.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-318.png?itok=GBOcABjZ)
Desert Water Keepers
Source Institutions
In this outdoor, sunny day activity, learners experiment with paper leaf models to discover how some desert plants conserve water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-961.jpg?itok=Dr8c1LDR)
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-000-000-000-123.png?itok=YT92bc4C)
Audio Boggle: Make a Sound Track
Source Institutions
Audio Boggle is an activity that lets you listen to a track (that you make yourself) and see what you can hear!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-072.jpg?itok=D7Xpx45L)
Butterfly Life Cycle
Source Institutions
In this activity, learners will explore the insect life cycle by making a model.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-261.jpg?itok=K8ieKQmZ)
Kaleidoscope
Source Institutions
In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-595.png?itok=APN6aP0C)
Do Cities Affect the Weather?
Source Institutions
In this activity, learners explore clouds and how they form.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-066.jpg?itok=vdon7VAh)
Discovery Time: Tracks
Source Institutions
In this activity, young learners, (2 years and up) explore animal behavior and adaptations by providing a "track trap" and observing the signs animals leave behind.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-889.gif?itok=a2dseEnc)
First Impressions
Source Institutions
Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-442.jpg?itok=wBxbWYFP)
Ripening of Fruits and Vegetables
Source Institutions
In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-581.jpg?itok=VxkAzCkQ)
Vanishing Rods
Source Institutions
This is a quick activity/demonstration that introduces learners to the concept of index of refraction. Learners place stirring rods in a jar of water and notice they can see them clearly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-324.png?itok=goodTb_C)
Flower Powder
Source Institutions
In this outdoor activity, learners use artificial bees and paper models of flowers to find out how bees transfer pollen from one flower to another.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-862.jpg?itok=p0t9lgy6)
Wrap It Up!
Source Institutions
In this Energy and Environment activity (page 9 of the PDF), learners calculate the mass of a piece of gum, compare it to the mass of the gum's packaging, and then create a bar graph of the results.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-233.jpg?itok=GhyKxdKC)
Measuring Biodiversity
Source Institutions
Learners use a variety of beans to represent a variety of species, and scatter these beans over a large piece of paper representing the environment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-023.png?itok=s6wj68Wd)
It's Natural
Source Institutions
This activity introduces learners to Native Americans as people who depended upon nature in the past and continue to emphasize the importance of nature in the present.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-495.jpg?itok=E2CyE9u6)
Recycle Your Own Paper!
Source Institutions
In this activity (page 2 of PDF under GPS: Garbology Activity), learners will prepare sheets of homemade recycled paper from several different source pulps.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-686.png?itok=leZY1XKB)
DNA Extraction
Source Institutions
Learners use a simple process to extract DNA from strawberries.