Search Results
Showing results 201 to 220 of 520
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-413.jpg?itok=cMhiHa_R)
Diffusion of Water with Gummy Bears
Source Institutions
In this activity, learners investigate the movement of water into and out of a polymer. Learners test the diffusion of water through gummy bears, which are made of sugar and gelatin (a polymer).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-349.jpg?itok=-xvDgZO3)
Aesop's Arithmetic
Source Institutions
In this activity (located on page 9 of the PDF), learners are introduced to Aesop's fable, "The Crow and the Pitcher." In the story, a clever crow drops pebbles into a pitcher to cause the water level
Is It Possible: Estimating Measurement
Source Institutions
In this activity, learners will decide together on a question about how far, long or high the group could reach together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-728.gif?itok=k7JUXWff)
A Mole of Gas
Source Institutions
In this two-part activity, learners use everyday materials to visualize one mole of gas or 22.4 liters of gas. The first activity involves sublimating dry ice in large garbage bag.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-199.jpg?itok=shgNMkDc)
Colorblind Dogs
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Colorblind Dogs) is a full inquiry investigation into dogs' ability (or inability) to see color.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-012.jpg?itok=hhChG4NI)
Chilean Sea Bass: Off the Menu
Source Institutions
In this data analysis activity, learners use data collected by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to study Chilean sea bass populations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-853.jpg?itok=e9beGcWH)
Doghouse Design
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Doghouse Design) is a full inquiry investigation into absorption and reflection of radiant energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-660.jpg?itok=RlMjWpfU)
Base Station Walk-Back
Source Institutions
In this activity, learners will train to improve lung, heart, and other muscle endurance as they walk a progressive, measured distance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-043.jpg?itok=fb-MMfZx)
Making Sense of Sensors
Source Institutions
In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-296.png?itok=EI1LLpLn)
Egg Bungee Jump
Source Institutions
In this activity, learners design a bungee jump for an egg using nylon stockings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-282.png?itok=lDVIDK6v)
Mirror Messages
Source Institutions
In this activity, learners use mirrors to write secret messages to a friend. Use this activity to explore letters, optics, and/or symmetry.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-576.png?itok=qSt7v9IG)
Equatorial Sundial
Source Institutions
In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the sundial.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-995.png?itok=rkvt-Nt1)
Avogadro's Bubbly Adventure
Source Institutions
In this activity on page 7 of the PDF, learners investigate the solubility of gas in water at different temperatures. This experiment will help learners determine if temperature affects solubility.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-533.png?itok=PSFWCTBj)
Using a Sundial
Source Institutions
In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-044.jpg?itok=aqEnjdsN)
Measuring the Wind
Source Institutions
In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-642.png?itok=EMJ_TMvU)
Simple Machine Challenge
Source Institutions
In this activity, learners are challenged, using everyday objects, to create simple machines to complete specific tasks.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-707.jpg?itok=KE2PHeFp)
Earth Walk
Source Institutions
In this hands-on and feet-on excursion, learners take a science walk to visualize the planet's immense size and numerous structures, without the usual scale and ratio dimensions found in most textbook
Mystery Jars: Estimate Contents
Source Institutions
This activity puts a mathematical twist on the familiar “guessing jar.” No guesses allowed, estimates only.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-118.png?itok=I_jQGcQg)
Passion for Pixels
Source Institutions
In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-366.jpg?itok=D7tM5xpJ)
Egg Bungee
Source Institutions
Learners attach an egg to a rubber-band bungee cord and drop the egg.