DragonflyTV . Podcast - Wind Tunnel PBS KIDS GO!

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DragonflyTV . Podcast - Wind Tunnel PBS KIDS GO!I love auto racing. One thing I've learned about the sport is that most race cars are tested in wind tunnels, so I made one for my science fair project! Then I put a bunch of my car models in it to see how aerodynamic they were. My question: Which vehicle shape is the most aerodynamic?

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DragonflyTV . Podcast - Wind Tunnel PBS KIDS GO!
Posted: 2007-07-13 13:00:00
I love auto racing. One thing I've learned about the sport is that most race cars are tested in wind tunnels, so I made one for my science fair projec [more...]

I love auto racing. One thing I've learned about the sport is that most race cars are tested in wind tunnels, so I made one for my science fair project! Then I put a bunch of my car models in it to see how aerodynamic they were. My question: Which vehicle shape is the most aerodynamic?
DragonflyTV . Podcast - Horse Ears PBS KIDS GO!
Posted: 2007-07-13 13:00:00
We're Ting and Mallory, and we're all about horsing around! We've heard that our equine friends actually communicate with their ears, and we wanted to [more...]

We're Ting and Mallory, and we're all about horsing around! We've heard that our equine friends actually communicate with their ears, and we wanted to find out whether putting on fake horse ears will allow us to talk to the animals!
DragonflyTV . Podcast - Kites PBS KIDS GO!
Posted: 2007-07-13 13:00:00
Kites are colorful and graceful, but they're also fierce competitors. We love to enter kite-flying contests, and we're serious about winning. Our ques [more...]

Kites are colorful and graceful, but they're also fierce competitors. We love to enter kite-flying contests, and we're serious about winning. Our question is: How does our kite's shape affect its performance? Which kite lets us maneuver our way to victory?
DragonflyTV . Podcast - Sailing PBS KIDS GO!
Posted: 2007-07-13 13:00:00
Whether traveling the New York Harbor in a speedy skiff, or floating model boats in Central Park, we love to sail. While sailing our toy boats in the [more...]

Whether traveling the New York Harbor in a speedy skiff, or floating model boats in Central Park, we love to sail. While sailing our toy boats in the pond, we noticed that our boats seem to travel faster in some directions than in others. Our question: What is the fastest sailing direction and why?