Search Results
Showing results 121 to 140 of 172
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-318.gif?itok=nHBM6Auh)
Trees: Recorders of Climate Change
Source Institutions
In this activity, learners are introduced to tree rings by examining a cross section of a tree, also known as a “tree cookie.” They discover how tree age can be determined by studying the rings and ho
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-324.jpg?itok=rQfeu318)
Zero-Energy Housing
In this activity, learners investigate passive solar building design with a focus solely on heating.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-226.png?itok=jsGwA2Ry)
Super Soil
Source Institutions
In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-124.gif?itok=DUC6-3SQ)
Drawing Conclusions
Source Institutions
In this weather forecasting activity, learners determine the location of cold and warm fronts on weather plot maps.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-859.jpg?itok=iBu9nBMp)
Underwater Hide and Seek
Source Institutions
In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-149.jpg?itok=aVXlYvt5)
Breathing Blue
Source Institutions
In this activity, learners test exhaled breath for carbon dioxide and learn how to use an indicator as a simple way to measure pH.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-225.png?itok=LUG3bg7I)
Moisture Makers
Source Institutions
In this outdoor activity, learners compare the moisture released from different kinds of leaves and from different parts of the same leaf, by observing the color change of cobalt chloride paper.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-283.jpg?itok=hODPNmMr)
Nutrients in an Estuary
Source Institutions
In this activity, learners model estuaries, artificially enriching both fresh and salt water samples with different amounts of nutrients and observing the growth of algae over several weeks.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-236.jpg?itok=J8_G56II)
Exercise in Creating Drawings for Field Notebooks
Source Institutions
Learners draw and describe a leaf, and then re-find leaves drawn and described by other learners. Learners can observe leaves outside, or leaves may be brought into the classroom.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-810.jpg?itok=YDj-0zuo)
An Interdisciplinary Deer and Human Population Study
Source Institutions
This activity helps the learner answer the question: "What environmental problems arise due to animal and human overpopulation and what might need to be done to combat these problems?" Learners play a
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-804.jpg?itok=-fpqDrg_)
Scavenger Hunt: A Group Collection
Source Institutions
In this activity, learners are divided into teams.
Waves: An Alternative Energy Source
Source Institutions
In this data analysis and environmental science activity, learners evaluate the feasibility of wave energy as a practical alternative energy source using ocean observing system (OOS) buoys.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-838.jpg?itok=3uX7hskU)
Photosynthetic Pictures Are Worth More Than a Thousand Words
Source Institutions
This activity provides an opportunity for learners to observe and examine how carbon dioxide, water, and light produce glucose/starch through a process called photosynthesis.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-151.jpg?itok=nBSYvmux)
AM in the PM
Source Institutions
In this activity, learners will listen to as many radio stations as possible to discover that AM radio signals can travel many hundreds of miles at night.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-355.jpg?itok=IayQ90_e)
Lotus Leaf Effect
Source Institutions
This is a demonstration about how nature inspires nanotechnology. It is easily adapted into a hands-on activity for an individual or groups.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-282.png?itok=T-BgN31b)
Human Impact on Estuaries: A Terrible Spill in Grand Bay
Source Institutions
In this activity, learners make a model of a pollution spill that occurred at Bangs Lake in Mississippi and measure water quality parameters in their model.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-052.png?itok=l48cQgrb)
Energy Use in the Americas
Source Institutions
Learners explore the relationship between energy consumption, population, and carbon emissions in the countries of the Americas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-683.jpg?itok=uizPAlIu)
The Beaks of the Finches
Source Institutions
In this simulation, learners become birds different beak types. Learners use various tools to represent beaks to pick up seeds and place them in a petri dish.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-272.jpg?itok=0ranvsbf)
Conservation Island
Source Institutions
In this lesson, learners will understand the concepts behind endangered and extinct animals and develop their own conservation plan to save three endangered species.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-510.png?itok=2QJ6-LL_)
Exploring Fabrication: Self-Assembly
Source Institutions
In this activity, learners participate in several full-body interactive games to model the process of self-assembly in nature and nanotechnology.