Search Results
Showing results 641 to 660 of 1043
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-054.png?itok=h2xUD9DO)
Classroom Dinosaur Dig
Source Institutions
In this activity, learners participate in a simulated dig to discover fossilized dinosaur bones. Learners take notes, make a map and propose theories about dinosaurs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-521.gif?itok=U8rf8NWD)
Using a Simple Astrolabe
Source Institutions
In this activity, learners use an astrolabe to measure the altitude of objects. Learners will first practice taking measurements by measuring the altitude of trees and buildings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-281.jpg?itok=oWjFz-3J)
Racing M&M Colors
Source Institutions
Learners design their own experiment to determine which M&M color dissolves the fastest in water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-151.jpg?itok=ht5vsHQo)
It's all Done with Mirrors
Source Institutions
This fun and simple hands-on astronomy activity illustrates the path of light as it reflects off of mirrors and how this is used in telescopes.
Build a Super Structure
Source Institutions
In this activity, learners use things from the kitchen as building materials to explore how shapes contribute to the strength of different structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-430.jpg?itok=VSnm0N5F)
Paper Cup Anemometer
Source Institutions
In this meteorological activity, learners get to build their very own anemometer (instrument for measuring wind speed) using a paper cup.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-356.png?itok=wcogxKNE)
Invisible Sunblock
Source Institutions
This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-627.jpg?itok=kBjr9aRt)
Shapes and Colors and Textures, Oh My!
Source Institutions
This is an activity about discovering the colors and beauty of nature. Learners will spend time outdoors, matching paint chip samples, colored paper, or colors of clothing to those found in nature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-593.gif?itok=Bd-xvite)
Why do Raindrops Sometimes Land Gently and Sometimes Land with a Splat?
Source Institutions
In this activity, learners examine raindrop bottles (prepared ahead of time) to observe in slow motion the behavior of falling droplets and explore concepts such as drag and terminal velocity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-518.jpg?itok=k-dsL4sH)
Exploring Size: Powers of Ten
Source Institutions
In this activity, learners play a card game that explores the relative sizes of various objects. Learners compete to organize their hand of cards into lists of objects from largest to smallest.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-737.gif?itok=-ihywTm9)
Moiré Patterns
Source Institutions
In this activity about light and perception, learners create and observe moire patterns.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-524.jpg?itok=alKZ1KEn)
Exploring Size: Measure Yourself
Source Institutions
In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-141.jpg?itok=4vQT50OB)
Leaf it to Me
Source Institutions
In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-135.jpg?itok=MDJymodq)
Close It Up
Source Institutions
As learners play this challenging strategy game, they build understanding of area and perimeter. On each turn, a player draws a line between two dots next to each other on the grid.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-493.png?itok=dbYnUJsc)
Cool Tool
Source Institutions
In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-582.gif?itok=PVHWP5vY)
Magnifying and Observing Cells
Source Institutions
In this activity related to microbes, learners make slides of cells from an onion skin and Elodea (American or Canadian waterweed) to observe under a microscope.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-082.jpg?itok=8_Vy00cb)
Gaming in the Outdoors
Source Institutions
In this set of outdoor games, learners increase their awareness of the outdoor environment by going on a scavenger hunt and an out-of-place hunt.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-860.jpg?itok=sGHMpeb1)
Shoebox Dinosaur Dig Site
Source Institutions
In this activity, (on page 6 of the PDF under SciGirls Activity: Dinosaurs) learners participate in a hands-on fossil excavation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-653.gif?itok=7YAwxQ9s)
Life Size: Line 'em up!
Source Institutions
In this activity on page 1 of the PDF, learners compare the relative sizes of biological objects (like DNA and bacteria) that can't be seen by the naked eye.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-018.png?itok=aJGXHd5k)
Plenty on the Plains
Source Institutions
In this activity, learners compare the ways of life of Plains Native Americans who hunted and moved frequently to follow the buffalo herds, and Native Americans who farmed and lived in more permanent