Search Results
Showing results 401 to 420 of 799
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-465.gif?itok=s_zYW3nI)
Pop! Rocket Launcher
Source Institutions
In this activity, learners construct a simple air pressure launcher for paper rockets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-520.gif?itok=were7ND4)
Differing Densities: Fresh and Salt Water
Source Institutions
In this activity, learners visualize the differences in water density and relate this to the potential consequences of increased glacial melting.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-979.jpg?itok=czOe9ajJ)
Dispenser Designs
Source Institutions
In this activity, learners explore how engineers work in a team to solve problems.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-951.jpg?itok=O-70ndWR)
Temperature Tactics
Source Institutions
In this activity, learners explore the devices used over time to measure changes in temperature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-459.gif?itok=UsTZvXn4)
Launch Altitude Tracker
Source Institutions
In this activity, learners construct hand-held altitude trackers. The device is a sighting tube with a marked water level that permits measurement of the inclination of the tube.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-015.png?itok=Nl_9_uWc)
Momentos de Mixing in Math: Varias Actividades Matemáticas de 5 ó 10 Minutos
Source Institutions
Los Momentos de Mixing in Math son actividades de 5 a 10 minutos que mantienen a los chicos ocupados, aprendiendo sobre el mundo, y usando matemáticas por su cuenta.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-992.png?itok=2vfN8NDB)
A Question of Balance
Source Institutions
In this activity, learners explore how engineers use scales and measures when designing a manufacturing process to ensure that final products are uniform in weight or count.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-986.jpg?itok=LNZhaoaI)
Can You Copperplate?
Source Institutions
In this activity, learners explore chemical engineering and how the processes of chemical plating and electroplating have impacted many industries.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-525.jpg?itok=xR9KHaBk)
Roller Coasters
Source Institutions
In this activity learners will build roller coasters and test them using small balls or marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-603.jpg?itok=sOOGhJ8Q)
Wandering Wands
Source Institutions
In this activity, learners construct wands that play different notes depending on information from light sensors programmed via a PICO Cricket.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-389.jpg?itok=dXKmU9hL)
Make Your Own Perfume
Source Institutions
In this activity about olfaction (7th activity on the page), learners use natural ingredients to concoct their own perfume.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-703.jpg?itok=Jo_SwRUg)
Program a Friend
Source Institutions
In this activity (on page 2), one person "programs" the other like a robot to move through a space, trying to get them to avoid obstacles and reach a goal.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-921.gif?itok=4MAqC_S6)
Watercraft
Source Institutions
In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-935.jpg?itok=_piqTEFp)
Feel the Heat
Source Institutions
In this design challenge activity, learners design and build a solar hot water heater. Their goal is to create a heater that yields the highest temperature change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-493.jpg?itok=UujGZd6U)
T-Shirt Transformation
Source Institutions
In this activity, learners will repurpose an old t-shirt to create their own yarn or string.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-909.gif?itok=UvSB9CLm)
High Rise
Source Institutions
In this design challenge activity, learners build a tower that can support a tennis ball at least 18 inches off the ground while withstanding the wind from a fan.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-401.jpg?itok=apZHufws)
Composites
Source Institutions
In this activity, learners explore how composites work by creating and testing their own composite for an imaginary company.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-529.jpg?itok=_LA_36y0)
Acting Out
Source Institutions
This activity (on pages 21-32 of PDF) has learners act out several classic brain teasers.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-119.png?itok=3RSjXAUm)
Going Green
Source Institutions
In this activity, learners conduct a waste audit and use their findings to implement a plan for reducing trash.
Many Seeds: Estimating Hidden Seeds
Source Institutions
In this activity, learners will estimate how many seeds are in a fruit or vegetable, then count to find out. The result: mix estimation with healthy eating.