Search Results
Showing results 1961 to 1980 of 2375
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-474.png?itok=Nuijkjsg)
Extra Bounce
Source Institutions
In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-667.jpg?itok=2gn-_vUy)
Build a Giant Puzzle!
Source Institutions
In this activity, learners assemble large cubes to make nano-related images. Learners discover how different objects are related to nanoscience and nanotechnology.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-666.jpg?itok=nyYqG6e6)
What am I?
Source Institutions
In this activity, learners examine nanoscale structures of common things.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-475.png?itok=P8G7ANut)
Shrinking Coin
Source Institutions
In this demonstration, learners attempt to get a large coin through a small hole, the size of a smaller coin.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-192.jpg?itok=f6JLw6SS)
Water Engineering
Source Institutions
In this activity, learners will engineer a water irrigation system. Learners will create a ditch irrigation system -- or an acequia-- to move water with the help of gravity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-672.jpg?itok=lHstYPZ-)
Balloon Nanotubes Tabletop
Source Institutions
This activity introduces learners to the structure and properties of carbon nanotubes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-186.jpg?itok=zVSbh4ed)
Helicopters
Source Institutions
In this activity, learners will observe how air interacts with a paper helicopter. Learners will test different variables of weight, size, and shape.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-114.jpg?itok=xk--G1r8)
Let's Bag It
Learners observe and discuss a vacuum cleaner as a model of a baghouse, a device used in cleaning industrial air pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-449.jpg?itok=6yHFlt_u)
On the Fringe (formerly Bridge Light)
Source Institutions
In this activity, learners trap a thin layer of air between two pieces of Plexiglas to produce rainbow-colored interference patterns.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-128.jpg?itok=3XJUXr-v)
Weathering and Erosion
Source Institutions
In this multi-station lab, learners conduct a series of experiments to explore the processes and effects of weathering and erosion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-213.jpg?itok=KMwTEE40)
The Effects of Acid Rain
Source Institutions
In this environmental science activity (page 4 of the PDF), learners use vinegar and chalk to observe the effect of acid rain on various building materials and plant life.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-424.jpg?itok=xoDKzFdF)
Jump to Jupiter
Source Institutions
In this activity, learners help create and then navigate an outdoor course of the traditional "planets" (including dwarf planet Pluto), which are represented by small common objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-151.jpg?itok=xZX7K1yn)
Bug Hotel
Source Institutions
In this activity, learners will create a home for animal friends in their backyard using recycled materials. Some material suggestions include: pine straw and twigs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-575.jpg?itok=Zx3r4BPC)
Lift Off!
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Lift Off) is a full inquiry investigation into the engineering challenges of sending scientific sensors into space.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-235.jpg?itok=5lQodhtV)
Spice World
Source Institutions
In this activity, learners create a map showing the origins of spices and herbs from a favorite recipe(s). Learners first research the origins of the ingredients and then locate them on a world map.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-356.png?itok=S11RNn_D)
Moving and Working in Space
Source Institutions
In this activity, groups of four learners must complete a set of four manual tasks. The restrictions are that they must complete the tasks in a limited time while wearing garden or rubber gloves.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-207.png?itok=zF5r_GOp)
Litter Critters
Source Institutions
In this outdoor activity, learners use a "litter-critter" wheel to help them identify different animals they find living in a natural litter habitat.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-418.jpg?itok=kw7VLqkV)
Neato-Magneto Planets
Source Institutions
In this activity, teams of learners study magnetic fields at four separate stations: examining magnetic fields generated by everyday items, mapping out a magnetic field using a compass, creating model
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-982.png?itok=lMEF_4Cv)
Electric Cup Guitar
Source Institutions
Make a one-string "guitar" by stringing a cup with some fishing line. You amplify the plucking of the string by placing a piezo contact microphone and mini battery powered amplifier inside the cup.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-549.jpg?itok=gaMtI18C)
Bridge Building
Source Institutions
This is a quick activity (on page 2 of the PDF under Hockey Sticks Activity) about how the arrangement of carbon atoms determines carbon's different properties.