4 ms·
The fact they are using solar balloons is pretty interesting. Here's how they made it for ~$30 - https://journals.ametsoc.org/view/journals/atot/37/6/JTECH-D-1
by aaron695 5y ago
The fact they are using solar balloons is pretty interesting.
Here's how they made it for ~$30 - https://journals.ametsoc.org/view/journals/atot/37/6/JTECH-D-19-0175.1.xml https://journals.ametsoc.org/view/journals/atot/37/6/JTECH-D...
Fun version on Amazon for ~$30 - https://www.amazon.com/TEDCO-Tedcotoys-Activity-50-foot-Balloon/dp/B00LW7WGRK/ https://www.amazon.com/TEDCO-Tedcotoys-Activity-50-foot-Ball...