Search Results
Showing results 21 to 40 of 255
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-399.png?itok=5Is-kYcS)
Glowing in the Dark
Source Institutions
In this activity, learners explore phosphorescence and how certain materials can absorb and store energy from a light source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-681.jpg?itok=1_fzaxG4)
An Apple as Planet Earth
Source Institutions
In this environmental education demonstration (page 6 of the PDF), learners will see a tangible representation of the scarcity of soil resources on earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-400.jpg?itok=SVpRqZWi)
Pinhole Viewer
Source Institutions
In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-898.jpg?itok=mG-SZMEy)
Carbon Sequestration
Source Institutions
In this inquiry-based lesson, learners measure the biomass of trees, calculate the carbon stored by the trees, and use this information to create recommendations about using trees for carbon sequestra
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-668.jpg?itok=R-joBVdY)
The Electric Squeeze
Source Institutions
In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-320.gif?itok=EKIVy6rH)
Going for a Spin: Making a Model Steam Turbine
Source Institutions
In this activity, learners explore how various energy sources can be used to cause a turbine to rotate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-899.jpg?itok=Uv_y6G2E)
Build Your Own Robot Arm
Source Institutions
In this lesson, learners develop a robot arm using common materials. Learners explore design, construction, and teamwork, as well as materials selection and use.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-998.png?itok=zdjyYZPZ)
Construction and Destruction
Source Institutions
In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-813.jpg?itok=gcEaYrB_)
Pesticides and Eggshell Thinning
Source Institutions
This lab activity is about toxic substances like pesticides and their effects on biological systems. The activity starts with an introduction of how birds sequester calcium to make an egg.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-708.gif?itok=WWc3JyQ3)
Whose Fault Is It?
Source Institutions
In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-351.png?itok=qPiMAp5V)
Be a Plumber
Source Institutions
In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-113.png?itok=voFrQaUA)
Twirling in the Breeze
Source Institutions
In this engineering activity, learners build a device (an anemometer) to measure how fast the wind is blowing.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-778.jpg?itok=ays5VRr-)
Clean Water: Is It Drinkable?
Source Institutions
In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-116.png?itok=inZL37To)
Robot Body Language
Source Institutions
In this robotics activity, learners find ways to express emotions and feelings using only body movements, not facial expressions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-027.jpg?itok=F82eZ01h)
The Carbon Cycle and its Role in Climate Change: Activity 3
Source Institutions
In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-999.png?itok=lYpJPDXm)
Castle Basics
Source Institutions
In this four-day lesson, learners identify three-dimensional forms in castle design, research different parts of the castle with a focus on their uses, and design and enlarge a banner for the great ha
Pollution and Lung Health
Source Institutions
Learners will build a lung model to understand how their lungs and diaphragm work to make them breathe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-062.jpg?itok=2_OrX32x)
Engineered Sports
Source Institutions
In this activity, learners explore the concept of how aerospace engineering has impacted sports, specifically exploring the design of golf balls.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-793.jpg?itok=sElLGtME)
Plant Tissue Culture: Classroom Activities in Plant Biotechnology
Source Institutions
In this activity related to plant biotechnology, learners use the tissue culture process to rapidly produce clones (genetic copies) of a particular plant (cauliflower, rose cuttings, African violet le
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-650.gif?itok=icGlDqOX)
Gel Electrophoresis
Source Institutions
In this activity, learners simulate the process of DNA fingerprinting by using electricity to separate colored dyes.