Search Results
Showing results 1761 to 1780 of 2482
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-727.jpg?itok=l145z5xT)
Bendy Bones
Source Institutions
In this activity (on pages 19-24 of PDF), learners soak chicken bones or eggshells in vinegar for several days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-508.jpg?itok=wm2S_GZb)
Cave in a Cup
Source Institutions
In this activity (page 2 of PDF under GPS: Cave Swallows Activity), learners will model how caves are formed by placing one piece of chalk in a cup of vinegar and another piece in a cup of water, then
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-357.jpg?itok=Px0RkFtI)
Static Cling
Source Institutions
In this activity, learners investigate static electricity using everyday objects at four different stations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-294.png?itok=I-kUjmYb)
Soap Bubble Art
Source Institutions
Capture soap bubble patterns on paper! In this activity, learners can create beautiful pictures from popping soap bubbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-929.jpg?itok=E2NuOkGU)
Blimp Jet Challenge
Source Institutions
In this design challenge activity, learners add a jet-propulsion system (i.e. a balloon) to a blimp so it flies straight and far under its own power.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-144.jpg?itok=qvl2aHil)
Melts in Your Bag, Not in Your Hand
Source Institutions
In this activity, learners use chocolate to explore how the Sun transfers heat to the Earth through radiation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-939.jpg?itok=hQ2cZ1LG)
Heavy or Light
Source Institutions
In this activity, learners explore a scale by comparing objects, which look similar but have different weights. Learners predict and then measure the weights of various objects using a scale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-622.png?itok=6RNN40ft)
Apartment Buildings and More
Source Institutions
In this engineering activity, young learners investigate multi-level buildings.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-636.jpg?itok=rFDEdnGi)
Exploring Properties: Surface Area
Source Institutions
This hands-on activity demonstrates how a material can act differently when it's nanometer-sized.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-425.jpg?itok=Yy9NImjb)
Exploring the Nanoworld with LEGO Bricks: Structure-Property Relationships at the Nanoscale
Source Institutions
In this activity (pages 32-41), learners learn how the atomic and molecular arrangement of matter are related to physical properties.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-150.jpg?itok=8n6a8Z65)
Heavy Air
Source Institutions
In this activity and/or demonstration, learners illustrate visually and physically that air has weight. Learners balance two equally-inflated balloons hanging from string on a yard stick.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-435.gif?itok=Z_3Ab4Nm)
Pickle Lab
Source Institutions
In this online activity, learners experience the thrill of pickle making, and explore how a cucumber becomes a pickle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-905.jpg?itok=_vqS2tjZ)
Balloon Drive
Source Institutions
In this challenge, learners make a helium balloon hover in one spot and then move it through an obstacle course using air currents.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-911.gif?itok=AK2t3Qk_)
Headphone Helper
Source Institutions
In this design challenge activity, learners add headphones to a previously built instrument (see "Build a Band" activity) to make it easier to hear.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-419.jpg?itok=vJDCiR4j)
Stretching Wires
Source Institutions
In this activity, learners determine the elastic and plastic properties of different types of metal wires.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-698.jpg?itok=JMZVHQjJ)
Repulsive Grape: Diamagnetism
Source Institutions
Do grapes, yes the grapes from the grocery store, move in the presence of a very strong magnet?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-673.jpg?itok=Ph0HJGFs)
Gieant Sieve Sorter
Source Institutions
This Exploratorium activity explores size and scale. Through four levels of screen sizes, learners can sort out objects of different sizes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-394.jpg?itok=tEXGm-ug)
Shape Up!
Source Institutions
In this activity (pages 8-9), learners investigate the properties of smart materials, which are materials that respond to things that happen around them.
Interference in a Ripple Tank
Source Institutions
In this optics activity, learners explore interference by adding wax blocks to a ripple tank.