Search Results
Showing results 401 to 420 of 911
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-715.gif?itok=9Zmdwhtt)
Gummy Growth
Source Institutions
In this activity related to Archimedes' Principle, learners use water displacement to compare the volume of an expanded gummy bear with a gummy bear in its original condition.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-712.gif?itok=xAgmw_mZ)
Phantom Phlame
Source Institutions
In this trick, hold your hand over a burning candle without getting burned, by reflecting and transmitting the light of two candles. This activity is best suited as a demonstration.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-855.jpg?itok=tRthDvhr)
Marble Run!
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Luge) is a full inquiry-based challenge related to motion and design optimization.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-699.gif?itok=FKg-JqFK)
Personal Time Line
Source Institutions
In this activity, learners work in groups to create a time line representing significant moments in their lives.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-869.jpg?itok=jIi0Lmbn)
Create a Compass
Source Institutions
In this activity, learners use simple materials to build their own compass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-882.gif?itok=6a9GbEGg)
Locating a Point
Source Institutions
In this activity, learners work in teams to simulate the process used by Global Positioning Systems (GPS) to determine the location of a fallen meteorite in Antarctica.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-045.jpg?itok=r0iRgUr4)
Move That Lighthouse!
Source Institutions
In this activity, learners explore how engineers work in a team to solve problems.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-461.jpg?itok=ullHmuBd)
Rubberband Rollback
Source Institutions
In this activity about potential and kinetic energy, learners get to roll a can across the floor and then watch it roll back to them as if by magic. This activity is always great for looks of wonder!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-688.jpg?itok=28Wj8pQS)
Inner Space
Source Institutions
In this activity, learners discover that there is space between molecules even in a cup "full" of water. They first fill a cup with marbles, and then add sand to fill the gaps between the marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-763.jpg?itok=2RMB7x0x)
Introduction to Ocean Zones
Source Institutions
In this activity, learners will create a diagram of the ocean zones and determine what organisms live in each zone.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-570.png?itok=nqg0DGDZ)
Properties of Dust
Source Institutions
In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-677.jpg?itok=-ycXGc7o)
Designing Bandages
Source Institutions
Learners design different shaped bandages for different purposes. First, they draw their designs on paper.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-535.png?itok=7sKh2tES)
Reason for the Seasons
Source Institutions
In this activity (on page 6 of the PDF), learners plot the path of the sun's apparent movement across the sky on two days, with the second day occurring two or three months after the first.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-302.jpg?itok=3TJrqRrp)
Plastic Milk: You can make plastic from milk
Source Institutions
In this activity (on page 2 of the PDF), learners make a plastic protein polymer from milk. Adding vinegar to milk causes the protein casein to solidify or curdle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-056.jpg?itok=oAcmN5u9)
Make a Snake String & Snake Survey
Source Institutions
In this activity, learners will construct a measuring device (snake "string") to improve their observation skills.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-472.gif?itok=_HTGKLDh)
Find Your Way Around Without Visual or Sound Cues
Source Institutions
In this activity, learners play a series of simple games to investigate navigation without visual and sound cues.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-537.png?itok=6IJvOtrM)
Energy For Life
Source Institutions
In this activity about the relationship between food and energy (page 1 of PDF), learners observe and quantify the growth of yeast when it is given table sugar as a food source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-649.jpg?itok=kH_TAmZu)
DNA Spooling: Isolate DNA from Onion Cells
Source Institutions
In this experiment, learners isolate Deoxyribonucleic Acid (DNA) from onion cells using a simple extraction procedure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-599.png?itok=aHowFXxi)
Does Air Weigh Anything?
Source Institutions
The demonstration/experiment provides quick proof that air has mass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-991.png?itok=71IMDg8l)
Adaptive Device Design
Source Institutions
In this activity, learners explore the concept of how engineering has made possible the development of--and ongoing improvements to--adaptive devices that serve to help individuals with a wide range o