Search Results
Showing results 401 to 420 of 474
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-548.png?itok=YI0hSR51)
Structure of Matter: Pigment vs. Iridescence
Source Institutions
This is an activity (located on page 3 of the PDF under Butterfly Wings Activity) about how visible light is affected by tiny nanoscale structures, producing iridescence on butterfly wings, soap bubbl
Mix & Match Estimation
Source Institutions
In this activity, learners use their estimation skills to match the unmarked containers to their amounts.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-212.jpg?itok=eHOFIHLD)
Damsels and Dragons
Source Institutions
In this outdoor activity/field trip, learners conduct experiments to explore where dragonflies and damselflies perch or rest, and how the flies change behavior in reaction to other flies or fly decoys
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-101.jpg?itok=5GItGDIk)
Coffee to Carbon
Source Institutions
In this activity, learners place cards featuring biological structures in order by their relative size from largest to smallest.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-381.jpg?itok=VeYJO-No)
Test the Finger Wrinkle Hypothesis
Source Institutions
Learners create a tool to measure how well they grip a wet object when their fingers are smooth versus wrinkly. Are smooth or wrinkly fingers better at holding on to the object?
![](/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-000-000-004-424.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-000-000-003-699.jpg?itok=0p5T71Xl)
Up, Up, and Away
Source Institutions
In this math lesson, learners explore the real world meaning of slope. Learners conduct a balloon experiment in which they measure the circumference and flight time of deflating balloons.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-139.jpg?itok=9aeEPIka)
Water, Water Everywhere
Source Institutions
In this activity, learners estimate how much water they think can be found in various locations on the Earth in all its states (solid, liquid, and gas) to discover the different water ratios in the Ea
Build A Hydrometer
Source Institutions
In this activity, learners will explore how a hydrometer works by building a working model and conducting experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-748.jpg?itok=h_WF0Cta)
Size, Mass, Area, and Volume
Source Institutions
In this activity (page 23 of PDF), learners conduct an experiment to determine how the size and mass of a projectile affects the area and the volume of an impact crater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-853.jpg?itok=VcMbjsFB)
Echolocation Lab
Source Institutions
In this lab, learners experience how dolphins and other echolocating animals use their senses to locate and identify objects without using their sense of sight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-072.gif?itok=kAPfNkbI)
Look Mom, No Wings!
Source Institutions
In this activity about flight, learners explore how high they can jump. Learners dip their finger in ink or dirt, then jump as high as they can and mark paper attached to the wall.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-833.png?itok=6DwWZoeR)
Trail Impact Study
Source Institutions
In this outdoor activity, learners plan a simple foot path and create an environmental impact study of the natural area where the path would be.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-711.jpg?itok=kiFW15_S)
Drip, Drop, Drip, Drop
Source Institutions
In this math lesson, learners design an experiment to model a leaky faucet and determine the amount of water wasted due to the leak.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-370.jpg?itok=zC5wbvP7)
Give or Take?
Source Institutions
In this outdoor activity, learners work in pairs using their senses—especially touch—to learn more about individual trees.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-931.png?itok=oJ6xgHR5)
Water: A Basic Ingredient
Source Institutions
In this activity, learners explore healthy choices related to the liquids they drink. The importance of water and milk as essential nutrients for a healthy body is the focus of the experience.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-831.png?itok=U8jdIO4O)
Cool It
Source Institutions
In this outdoor activity/game, learners use thermometers to simulate how lizards survive in habitats with extreme temperatures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-992.jpg?itok=xxmQDDdb)
Ice Roads: Steiner Trees
Source Institutions
In this outdoor activity, learners use pegs (like tent pegs) and string or elastic to simulate drill sites and roads in Northern Canada.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-217.png?itok=NmM01UtK)
Breaking the Code: Mayan Math
Source Institutions
This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.