Search Results
Showing results 461 to 480 of 637
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-308.png?itok=Nq0M-BBR)
Natural Selection of Antibiotic Resistant Bacteria
Source Institutions
In this activity (p.3-4 of PDF), learners learn about disease transmission and antibiotic resistance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-027.jpg?itok=WCjzeJSo)
Release the Grease!
Source Institutions
In this simple activity (on page 7 of the PDF), learners use water and liquid dish detergent to see which one removes lipstick better from an index card.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-781.png?itok=cr9RwBhD)
Line Up: Using Math To Stand In Line
Source Institutions
Put math of measurement into lining up — and make waiting in line fun. Choose a size characteristic that learners can physically compare, such as foot length or hair length.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-638.png?itok=ElSZ1bn9)
Yabba-Dabba You
Source Institutions
In this activity, learners explore genes and traits. Learners investigate their fingerprints and learn how to categorize them.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-735.jpg?itok=YEd2ohv9)
Pinhole Magnifier
Source Institutions
In this activity related to light and perception, learners use a pinhole in an index card as a magnifying glass to help their eye focus on a nearby object.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-240.jpg?itok=rt7W-2Be)
How Big Were the Dinosaurs?
Source Institutions
In this activity (located on page 4 of PDF), learners gain insight into the actual size of dinosaurs and practice making estimations and measurements.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-254.gif?itok=fcKLTmzD)
Pea Brain!: Explorations in Estimation
Source Institutions
In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-532.png?itok=LtNA0zyD)
Tiny Pants Photo Challenge
Source Institutions
In this activity, learners use a simple trick of perspective to dress friends in tiny cutout clothing. Learners make tiny pants out of card stock and tape them to the end of a stick.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-943.jpg?itok=Sf3u5wQg)
Thaumatropes
Source Institutions
In this activity, learners will make a thaumatrope, an old-fashioned optical illusion that dates back to the 1820s.
Are you a Supertaster?
Source Institutions
In this activity, learners examine their tongue and taste buds.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-340.png?itok=4Q_jv4G6)
Zap!
Source Institutions
This online game tests reaction time. The learner controls a computer-generated frog, and must press a button as soon as a fly appears on the game's radar screen or can be heard from the speaker.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-016.png?itok=dL85oT5v)
The Nose Knows!
Source Institutions
In this activity on page 9 of the PDF, learners test how flavoring extracts move through the walls of a balloon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-245.png?itok=MDvlWqtX)
Building a 3-D Space Maze: Escher Staircase
Source Institutions
In this activity (page 95 of the PDF), learners create Escher Staircase models similar to those that were used by Neurolab's Spatial Orientation Team to investigate the processing of information about
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-718.png?itok=sDIqSwbQ)
Tree-mendous Plots
Source Institutions
In this math lesson, learners record and graph plant growth and interpret data. Learners plant seeds, and once the seeds sprout, record the change in height of the plants for several days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-222.jpg?itok=f4obIxc_)
A Slice of Apple Fly
Source Institutions
In this activity, learners build an instrument for catching and observing flies. Learners act as entomologists, attract flies into a jar using a slice of apple, and then observe the flies' behavior.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-313.jpg?itok=ryI3oY5T)
Rainbow Refraction
Source Institutions
In this activity, learners will explore how light can refract or break apart into different colors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-737.jpg?itok=czY40A5i)
Paper making: a craft and a chemical engineering major
Source Institutions
In this activity, learners explore the question "What is paper?" Learners discover the processes and materials required to make paper while experimenting with different recycled fibers and tools.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-381.jpg?itok=_niQ1ibF)
Grow a Garden in a Glove
Source Institutions
Learners use a transparent plastic glove as a container to grow seeds. A different kind of seed can be planted in each finger.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-666.jpg?itok=JKSu-jyv)
Disappearing Act
Source Institutions
Make a camouflage cut-out animal! Using patterned paper or magazine pictures from around the house, use your craft skills to make a paper animal that blends into its background.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-307.jpg?itok=3BwjpBxA)
Your Blind Spot
Source Institutions
In this activity, learners will explore how their own eyes work by experimenting with their photoreceptors.