Search Results
Showing results 1 to 20 of 79
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-549.jpg?itok=ZGrjAcDQ)
Modeling Day and Night
Source Institutions
In this activity (on page 1 of the PDF), learners make a "mini-globe" to investigate the causes of day and night on our planet.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-279.jpg?itok=B8nRCnK5)
Recrystallization Test
Source Institutions
In this activity, learners recrystallize substances from solutions and make observations about the resulting crystals. This test can help further identify the unknown.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-039.jpg?itok=K7pcJq_8)
Hull Engineering
Source Institutions
In this activity, learners explore how the hull shape impacts a ship's performance and stability.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-440.jpg?itok=HtYijynC)
Exploring Baking Powder
Source Institutions
In this activity, learners examine baking powder, a combination of three powders: baking soda, cream of tartar, and cornstarch.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-519.png?itok=Jm5Ed5iy)
Water Clean-up
Source Institutions
This is an activity (located on page 3 of the PDF under Water Clean-up Activity) about the use of reduction agents to decontaminate ground water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-694.png?itok=eFhbFsqa)
Inverse Functions: Pennies, Pressure, Temperature, and Light
Source Institutions
The major goal of this math lesson is to have learners collect data from a variety of experiments, determine what models best fits their data, and explain why their models are best.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-119.jpg?itok=QhBjnHlf)
What's Hiding in the Air?: Acid Rain Activity
As a model of acid rain, learners water plants with three different solutions: water only, vinegar only, vinegar-water mixture.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-102.png?itok=L_GaRxoo)
Workin' It Out
Source Institutions
In this activity, learners explore how to stay fit the fun way. Learners participate in three physical activities.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-386.gif?itok=B3pY0-3A)
Our Chemical Senses: Olfaction
Source Institutions
In this activity, learners investigate the olfactory system by conducting several experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-378.gif?itok=2P6IKUB0)
Our Sense of Hearing
Source Institutions
In this activity, learners investigate the sense of hearing and plan and conduct their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-157.jpg?itok=A3JW4HZ0)
Poking Around: Having Students Experience the Real Process of Science
Source Institutions
Using indirect methods, learners determine the shape and size of a piece of carpet hidden under a piece of plywood.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-961.jpg?itok=Dr8c1LDR)
What Trickles Down?
Source Institutions
Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-764.jpg?itok=fiuUCvgc)
Capturing Homemade Microgravity
Source Institutions
This activity (page 2 of the PDF under SciGirls Activity: Microgravity) is a full inquiry investigation into how ordinary things behave in microgravity, similar to what astronauts experience.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-315.gif?itok=Tckj8Khu)
My Angle on Cooling: Effects of Distance and Inclination
Source Institutions
In this activity, learners discover that one way to cool an object in the presence of a heat source is to increase the distance from it or change the angle at which it is faced.
What's So Special about Water: Absorption
Source Institutions
In this activity about water's cohesive and adhesive properties and why water molecules are attracted to each other, learners test if objects repel or absorb water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-765.jpg?itok=42R414rE)
Testing Falling Peanut Butter Sandwich Myth
Source Institutions
In this activity related to rotational inertia (page 1 of the PDF under SciGirls Activity: Microgravity), learners will use a bit of scientific experimenting to test if open-faced peanut butter sandwi
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-771.jpg?itok=hPGh-uZY)
Double Dutch Distractions
Source Institutions
This activity (page 2 of the PDF under SciGirls Activity: Double Dutch) is a full inquiry investigation into whether hearing or seeing has a bigger effect on jump rope performance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-648.jpg?itok=OAY2Yu88)
Altered Reality
Source Institutions
In this activity, learners discover that the human brain is highly adaptable. Learners try to toss beanbags at a target while wearing prism goggles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-428.jpg?itok=CwrloJiZ)
Crystal Gardens
Source Institutions
In this activity, which requires adult supervision, learners get to explore the awesome power of chemistry.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-767.jpg?itok=FfpXEwTl)
Forensic Science: Hair Sample Investigation
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.