Search Results
Showing results 1 to 20 of 426
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-239.jpg?itok=WPZt6yb1)
Circuit Game
Source Institutions
In this activity, learners build a game that tests their steadiness. Learners construct the game board by setting up an electrical circuit and a wand.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-912.jpg?itok=h-u2R7Pa)
Fizzy Nano Challenge
Source Institutions
This lesson focuses on how materials behave differently as their surface area increases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-084.jpg?itok=kjzkQtxe)
Hot Stuff!: Investigation #4
Learners test two jars containing soil, one covered and one open, for changes in temperature. After placing the jars in the Sun, learners discover that the covered jar cools down more slowly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-090.jpg?itok=RHSatcdy)
Dripping Wet or Dry as a Bone?
Learners investigate the concept of humidity by using a dry and wet sponge as a model. They determine a model for 100% humidity, a sponge saturated with water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-267.jpg?itok=DNyv69Z8)
Carousel Pump
Source Institutions
In this activity, learners build a carousel toy that spins when pushed down.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-079.jpg?itok=1xx-ULxE)
Hot Stuff!: Investigation #1
Learners test two jars, one containing plain air and one containing carbon dioxide gas, to see their reactions to temperature changes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-523.jpg?itok=MjvhqGru)
Exploring Materials: Nano Gold
Source Institutions
In this activity, learners discover that nanoparticles of gold can appear red, orange or even blue. They learn that a material can act differently when it’s nanometer-sized.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-618.jpg?itok=Vd6CRV0C)
The Shape of Floatation
Source Institutions
In this activity (on page 2 of the PDF under GPS: Sailboat Design Activity), learners will discover how the shape of an object, not just its weight, determines whether it floats or sinks.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-156.png?itok=cr_ID-kS)
Lifting with Levers!
Source Institutions
In this fun hands-on activity learners explore a simple machine: the lever. What happens to a load when you multiply the length of a lever? Find out here!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-630.jpg?itok=l5s7a5Jk)
Soup Can Derby
Source Institutions
In this activity (on page 2 of PDF under GPS: Roller Coaster Design Activity), learners will use food cans of many different properties (sizes, shapes, and weights) and set two cans on their sides at
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-013.png?itok=ocL8c7at)
Paper Cover Up
Source Institutions
In this activity on page 11 of the PDF, learners use candle wax to make "invisible" designs that are revealed with watercolor paints.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-624.jpg?itok=OasRsgVE)
Batter Up!
Source Institutions
This activity (on page 3 of the PDF under GPS: Baseball Activity) is a full inquiry investigation into how "bounciness" relates to the distance a ball will fly when hit off a batting tee.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-081.gif?itok=9dbFn7hu)
From the Internet to Outer Space
Source Institutions
In this activity, learners will use Google Sky to observe features of the night sky and share their observations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-364.png?itok=PPFCBxaV)
Draft Detectives
Source Institutions
In this two part activity, learners become draft detectives by constructing their own draft catchers to detect drafts around windows or doors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-509.jpg?itok=T6Bq0Ggw)
Exploring Materials: Liquid Crystals
Source Institutions
In this activity, learners discover that the way a material behaves on the macroscale is affected by its structure on the nanoscale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-135.jpg?itok=Pi9Vlw1t)
Salt 'n Lighter
Source Institutions
In this activity, learners discover that as the salinity of water increases, the density increases as well. Learners prove this by attempting to float fresh eggs in saltwater and freshwater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-306.png?itok=m8djA0pV)
Chromatography
Source Institutions
In this activity, explore chromatography and the various colors that make up the ink in markers. Use this activity to investigate cohesion and adhesion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-226.jpg?itok=pBN8r0-c)
Take It From The Top: How Does This Stack Up?
Source Institutions
In this activity, learners explore center of gravity, or balance point, of stacked blocks.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-684.jpg?itok=3WanoNLh)
Zig Zag Bopper
Source Institutions
In this activity, learners build a machine made of craft sticks to multiply the levering motion of their hands and create a device that bends and extends.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-789.jpg?itok=mzz9lYaO)
Smelly Balloons
Source Institutions
In this activity, learners sniff out scents hidden in balloons! After investigating, learners discover we sometimes can use another sense (smell) to detect things too small to see.