Search Results
Showing results 381 to 400 of 570
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-636.gif?itok=nNdYFj4l)
Simple Pop-Up Mechanisms
Source Institutions
In this activity, learners construct three quick and simple mechanisms to start building a pop-up book. Learners fold, cut, and glue paper to make a bird beak, parallelogram, and V-fold.
Simple Submarine
Source Institutions
Using simple, inexpensive items, learners build and test submarine models.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-520.gif?itok=dv1vITxV)
The Size and Distance of the Planets
Source Institutions
In this activity, learners investigate the concepts of relative size and distance by creating a basic model of the solar system.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-041.jpg?itok=Y4NqV5FI)
Liquid Crystal Thermometers
Source Institutions
In this activity, learners explore liquid crystal thermometers to observe how heat flows by conduction, convection, radiation, and evaporation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-252.png?itok=f5K1tkbr)
Raising the Level of Carbon Dioxide in Your Blood
Source Institutions
In this activity (on page 146 of the PDF), learners will explore the effects of increased carbon dioxide in the bloodstream.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-916.jpg?itok=zgbg8Ao5)
What is a Nanometer?
Source Institutions
This lesson focuses on how to measure at the nanoscale and provides learners with an understanding how small a nanometer really is.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-378.png?itok=ouC62dLu)
Home Water Audit
Source Institutions
This activity offers learners and their families several ways to raise their awareness together about home water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-522.gif?itok=Eu_ZBD8k)
Making a Simple Astrolabe
Source Institutions
In this activity, learners make an astrolabe, a device used for measuring altitude, including the height of objects in the sky.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-608.jpg?itok=Ma7Lu6CF)
BioBlitz
Source Institutions
In this activity (on page 2 of the PDF under GPS: Biodiversity Activity), learners will pair up and take a notebook outdoors to a selected location to observe and record a list of living things that t
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-145.jpg?itok=T76gYF1H)
Measure the Pressure II: The "Dry" Barometer
Source Institutions
In this activity, learners use simple items to construct a device for indicating air pressure changes.
Catch the Beat
Source Institutions
This is an activity about music, movement, and math. Learners will start a rhythm pattern with 2, 3, or 4 beats. For instance, tap your foot, jump, clap, repeat.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-509.jpg?itok=kMIinMA9)
Airplane Wing Investigation
Source Institutions
This activity (located on page 3 of the PDF under GPS: Balloon Fiesta Activity) is a full inquiry investigation into Bernoulli’s principle and airplane wings.
Cardio Comparisons
Source Institutions
In this activity, learners discover how their heart rate changes in different situations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-183.jpg?itok=-rA8oiCm)
Light and Dark
Source Institutions
Learners examine the properties of light by experimenting with an LED-flashlight and polarizing filters. When two polarizers are used, they block all light when they are placed at right angles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-535.png?itok=iDa78nw1)
Shrinking Cups
Source Institutions
This is a quick activity (on page 2 of the PDF under Gecko Feet Activity) about the forces of gravity and surface tension and how their behavior is influenced by size.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-829.jpg?itok=0SODycOd)
Pennies for Pits
Source Institutions
In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-384.jpg?itok=lW4jLz9Y)
A Penny Saved is a Penny Heard
Source Institutions
In this activity (11th activity on the page), learners use pennies to test their hearing acuity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-915.jpg?itok=4n7FfVEd)
Make Your Own Barometer
Source Institutions
In this weather activity (page 10 of the PDF), learners will demonstrate the changes in atmospheric pressure by constructing their own barometer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-636.jpg?itok=rFDEdnGi)
Exploring Properties: Surface Area
Source Institutions
This hands-on activity demonstrates how a material can act differently when it's nanometer-sized.
Double or More
Source Institutions
Choose a recipe to double (or triple, quadruple, or halve). Show everyone the recipe and engage them in figuring out: How much will we need to increase the recipe to feed everyone?