Search Results
Showing results 261 to 280 of 831
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-605.jpg?itok=VI4HBUQK)
Push Pull Painter
Source Institutions
In this activity, learners create painting machines that can paint moving forwards and backwards.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-490.jpg?itok=LCNHN7dm)
Straws and Pins
Source Institutions
In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-358.jpg?itok=cyjIlLUK)
Our Sense of Sight: Eye Anatomy and Function
Source Institutions
In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-516.png?itok=cYIuKPyy)
Moving Molecules!
Source Institutions
In this activity about molecular diffusion (located on page 2 of the PDF under Nanosilver Activity), learners will make predictions and move molecules of iodine through a seemingly solid plastic sandw
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-447.jpg?itok=Pq2Aw5Ny)
The Gator Pie Game
Source Institutions
In this activity, learners explore fractions as they help gators share pies.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-264.jpg?itok=Vzcbjb7d)
Full of Hot Air: Hot Air Balloon Building
Source Institutions
In this activity, learners create a model of a hot air balloon using tissue paper and a hairdryer. Educators can use this activity to introduce learners to density and its role in why things float.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-453.jpg?itok=Z53oFLI1)
Fun Fruit: Advanced
Source Institutions
This math challenge, played with two players or a whole group, engages your problem solving skills.
Frustrations with Fractions
Source Institutions
In this math activity, learners make a set of fraction cards to play a game that will help relieve their fraction frustrations.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-502.jpg?itok=9U3IWWcI)
Old Faithful Plumbing Investigation
Source Institutions
This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-739.jpg?itok=IKKyRfeE)
Pot-in-Pot Refrigeration
Source Institutions
In this activity (on page 2 of PDF), learners create a low-tech refrigerator that requires no electricity to keep food from spoiling.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-258.jpg?itok=KjfTRRRR)
Paper Airplane Contest
Source Institutions
In this fun physics activity (page 9 of the pdf), learners take part in a paper airplane design challenge.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-309.png?itok=02BOCoIS)
Paper Bridge
Source Institutions
In this engineering activity, challenge learners to construct a paper bridge that can support 100 pennies.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-495.jpg?itok=MeZMhCvK)
Shape Stamping
Source Institutions
In this activity, learners will explore two-dimensional shapes that are found in three-dimensional shapes. Learners will explore geometry, design, color and tool use through this activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-686.jpg?itok=3evgaAGI)
Motor Effect
Source Institutions
See what force a magnet has on a wire that has current running through it: will it push it, pull it, or will nothing happen? This is the foundation of a simple electric motor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-614.gif?itok=kWChnB0R)
Cooling the Mummy's Tomb
Source Institutions
In this activity, learners conduct an experiment to help Pharaoh design a better insulated tomb.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-933.gif?itok=YSIj5nDB)
Electric Gamebox Challenge
Source Institutions
In this design challenge activity, learners invent a pinball-like game where a kick stick hits a ping pong ball into a target that buzzes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-927.jpg?itok=i6vJiVNl)
On Target
Source Institutions
In this design challenge activity, learners modify a cup so it can carry a marble down a zip line and also drop it onto a target.
Is It Possible: Estimating Measurement
Source Institutions
In this activity, learners will decide together on a question about how far, long or high the group could reach together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-179.gif?itok=KldP16P2)
Fantastic Four: A Math Card Game
Source Institutions
This is a game that is sure to sharpen players' basic math skills. Players must use four randomly selected numbers to create an equation that equals a fifth number.
Six Squares: Geometry and Design
Source Institutions
In this activity, learners take a turn contributing a closed figure made of six squares to a large grid; each must be different from all the others on the grid so far.