Steve Spangler Science WINDBAGS 4 Pack – Blows Up in 1 Breath – STEM Activity for Kids – Easier to Inflate Than Regular Balloons – DIY Science Toy for Ages 4 and Up – for Classroom and Home Use
- AMAZE YOUR STUDENTS: Amaze your students with Steve Spangler's WINDBAGS by blowing up a WINDBAG in just 1 breath!.
- INFLATE WITH ONE BREATH: Steve Spangler's WINDBAGS are 2 meters (8ft) long and can be inflated in jut one or two breaths! Perfect for scientists ages....
- LEARN ABOUT AIR PRESSURE: Learn about Bernoulli’s principle and the properties of air pressure with Steve Spangler's WINDBAGS!.
- ACTIVITY GUIDE INCLUDED: Steve Spangler's WINDBAGS come with an activity guide filled with fun science experiments to try with your WINDBAGS!.
- DURABLE SCIENCE TOY FOR KIDS: Steve Spangler's WINDBAGS are so light and strong that even the smallest scientist can demonstrate the amazing....