Search Results
Showing results 261 to 279 of 279
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-671.gif?itok=C9PWgzD2)
Biomimicry: Synthetic Gecko Tape Through Nanomolding
Source Institutions
In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-382.jpg?itok=ce5FHLLl)
Use Clues to Solve an Ice Mystery
Source Institutions
Learners explore the variables that affect the properties of ice and the places where different types of ice are found.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-376.jpg?itok=kagah0_r)
Air Pressure
Source Institutions
In this experiment, learners use a blow dryer and water bottle to observe and record changes in air pressure caused by changes in temperature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-603.png?itok=y-GYi9sU)
Moving On Up: Capillary Action II
Source Institutions
Learners explore capillary action in plants (such as plants ability to move water from roots to leaves) in an investigation called Paper Blooms.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-428.jpg?itok=YKEL--dw)
Heat Capacity: Can't Take the Heat?
Source Institutions
Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-269.jpg?itok=AxGbsEvS)
Weather Vane and Anemometer
Source Institutions
In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-519.gif?itok=Qs6D0rbV)
Global Climate Change and Sea Level Rise
Source Institutions
In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-312.png?itok=NTdYbG5m)
Wintergreen
Source Institutions
In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-997.png?itok=dOCa5280)
Photosynthesis and Transpiration
Source Institutions
In this activity on page 7 of the PDF (Plants—The Green Machines), learners examine the effects that light and air have on green plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-574.png?itok=odJb60j4)
Reflective Solar Cooker
Source Institutions
In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-096.png?itok=HExmxARw)
Light Bulb Challenge
Source Institutions
In this activity, learners explore the difference between compact fluorescent light (CFL) bulbs and traditional incandescent bulbs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-010.png?itok=4wJeuA4m)
The Dead Zone: A Marine Horror Story
Source Institutions
In this environmental science and data analysis activity, learners work in groups to track a Dead Zone (decreased dissolved oxygen content of a body of water) using water quality data from the Nutrien
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-388.jpg?itok=mbKUafju)
See the Colors in Leaves
Source Institutions
Learners use chromatography to separate and analyze the mixture of pigments in leaves. Use this activity to discuss photosynthesis as well as why leaves change color in autumn.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-439.jpg?itok=JliaxnmL)
Do Plants Need Sunlight?
Source Institutions
In this activity, learners find out what happens when they cover leaves with pieces of black construction paper. This activity shows learners that plants need sunlight to survive.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-529.jpg?itok=_38ZQ8Y3)
Forces at the Nanoscale: Nano Properties of Everyday Plants
Source Institutions
This is an activity (located on page 3 of PDF under Nasturtium Leaves Activity) about surface tension.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-703.gif?itok=CEUQgi3f)
The Crayon Rock Cycle
Source Institutions
In this activity, learners use crayons to draw conclusions about rocks and the rock cycle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-120.jpg?itok=3njohzwy)
Blowin' in the Wind
Source Institutions
In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-602.png?itok=4qSvPdwH)
Why is the Sky Purple?
Source Institutions
This simple hands-on activity demonstrates why the sky appears blue on a sunny day and red during sunrise and sunset.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-401.gif?itok=nPz6ngNM)
The Senses of "Unknown Creatures"
Source Institutions
In this activity, learners use earthworms as "unknown creatures" from the South American jungle to find out how animals use senses.