Giant-sized solar science fun! This 50 foot long balloon soars high in the sky powered by the sun. Demonstrates buoyancy, convection, thermodynamics and solar power. Teaches the Bernoullis Principle and Pascals Principle.

• Includes one 50 foot long by 29″ diameter Solar Balloon, 400 feet of string, complete instructions and science learning guide
• Avoid using on extremely windy days
• Ages 14