Giant Solar Balloon from ThinkGeek
http://www.thinkgeek.com/1f7e?cpg=yt
See the Vine here: https://vine.co/v/M2J1qLaeLAa
-Huge solar balloon soars in minutes
-Just add sunshine!
-Demonstrates buoyancy, convection, thermodynamics, and solar power
-Teaches Bernoulli's Principle and Pascal's Principle
-Materials: Thin black plastic
-Dimensions: 50 ft. long x 29" diameter balloon
-Includes a 50' long balloon, 400' of twine, and instructions
-Made in the USA
-Recommended for kids age 14 and up
-WARNING - To avoid danger of suffocation, keep this plastic bag away from babies and children. Do not use this bag in cribs, beds, carriages, or play pens. This bag is not a toy.
Music by Kevin MacLeod: "Gonna Start"
http://incompetech.com/music/royalty-free/
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