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Showing results 21 to 40 of 162
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Bubble Tray
Source Institutions
In this activity, learners use simple materials to create giant bubbles.
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Sled Kite
Source Institutions
In this activity, learners build a sled kite that models a type of airfoil called a parawing.
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Descartes' Diver
Source Institutions
In this activity, learners explore how changes in fluid pressure affect the buoyancy of a Cartesian diver inside a plastic soda bottle.
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Engineering Parachutes
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In this activity, learners will become an engineer by designing and engineering a miniature parachute.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-378.png?itok=hm7Auz_-)
Seismic Slinky!
Source Institutions
Did you know that a Slinky makes a handy model of earthquake waves?
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How to Learn Basic Shapes by Making a Shape Mobile
Source Institutions
In this activity, caregivers and young learners work together to craft and talk about shapes and relative positions of such shapes by creating a mobile.
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Polymers are Chains (K-2)
Source Institutions
In this activity, learners make a paper model of a polymer, then make Silly Putty, an actual polymer.
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Animal House
Source Institutions
The goal of this activity is to design, build and test a house or toy for an animal.
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Bouncing Balloons
Source Institutions
In this sports-themed engineering activity, learners create super bouncy balls out of balloons. Learners brainstorm, test their designs, and share results.
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Waterless Snow Globe
Source Institutions
In this activity, learners will investigate static electricity as they create waterless snow globes.
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Brick Drop Challenge
Source Institutions
In this design challenge, leaners attempt to build a strong structure out of LEGO® bricks that can withstand a 4-foot drop.
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Make a Comeback Can
Source Institutions
Learners build a can that automatically returns after being rolled away. The can has a rubber band inside that stores energy as the can rolls one direction.
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Pop Bottle Whirligig
Source Institutions
Learn about friction and kinetic energy with this cool spinning toy.
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Balloon Car
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In this physics activity, challenge learners to make and race a balloon-powered car. Learners construct the body out of a paper cup, wheels out of wooden spools. and fuel tank out of a balloon.
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Tumble Wing Walkalong Glider
Source Institutions
In this physics activity (page 2 of the PDF), learners will construct their own walkalong glider. They will explore how air, though invisible, surrounds and affects other objects.
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Kaleidoscope
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In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).
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Toy Chemistry
Source Institutions
In this playful, goopy activity, learners mix two liquids to create a solid (that sometimes acts like a liquid ), using basic household materials such as borax and glue.
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Micro Automata
Source Institutions
In this activity, learners build small animated toys that move.
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Lever Cowboy
Source Institutions
In this activity, learners build a figure that moves and "comes to life" when they pull its string.
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Hot Air Balloon
Source Institutions
In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.