DragonflyTV
PBS
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Dogs
Full Episode (26:46)
S 7 : Ep 9 - 08/11/11
Veteran mushers Alexa, Jenaya, and Miriah want to create a "dream team" of sled dogs, so they test their dogs' several compatibility factors. ''Elizabeth and Caitlin create a fetching investigation using colored and grey tennis balls to determine if their pets Sassie and Chime are colorblind. ''moreless -
Games
Full Episode (26:51)
S 7 : Ep 9 - 08/04/11
Lara wants to know how she and her fifth-grade friends can gain a competitive advantage against the older kids at YMCA camp. ''Jay and Jonathan investigate how their starting hand position on the ball affects scoring from the free-throw line. Mary Jane and Eliza investigate the physics behind carnival games, to increase their chances of winning. ''moreless -
Sports Science
Full Episode (26:49)
S 7 : Ep 8 - 05/10/11
Dana and Alicia build a soccer ball kicking machine to determine how muscle power and leg speed affect their kicks. ''Matt and Kelley explore how boat speed affects their ability to perform waterskiing stunts. Alex, Sarah and Sasha determine which length of "balancing pole" is most effective on the highwire.
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Creepy Crawlies
Full Episode (26:47)
S 7 : Ep 7 - 04/15/11
TJ and Courtney explore whether crocodiles can be trained to do simple tasks. ''LeighAnne and Carmen investigate the relationship between a snake's tongue flicking and its food preference. A profile of Kevin, a young environmentalist from Sierra Madre, California, who (literally) digs worms - and shows how to build your own worm farm.moreless -
Hawaii
Full Episode (21:00)
S 6 : Ep 7 - 08/13/09
Starting at the Kilauea Visitor Center, Julia and Briana investigate lava flow on the Big Island at Hawaii Volcanoes National Park. ''Zach and Devin assess the readiness of baby sea turtles for release into the wild at the Maui Ocean Center. ''moreless -
The Deep South
Full Episode (21:00)
S 6 : Ep 6 - 02/05/08
Joshua and Sean get down and dirty studying the composition of garbage at the Southern Environmental Center. ''The swamp exhibit at the Mississippi Museum of Natural Science inspires Katelyn and Blake to check out the characteristics of alligator habitats along the Mississippi River. ''moreless -
Montana and Yellowstone
Full Episode (21:00)
S 6 : Ep 4 - 01/12/08
Nicole and Ellen dig up a dino bone at Egg Mountain and then head to the Museum of the Rockies to find out how old their dino was when it died. '' Phoebe and Shannon roam Yellowstone National Park investigating why some areas have geysers while others do not.moreless -
North Carolina
Full Episode (28:46)
S 6 : Ep 3 - 01/06/08
SciGirls Sarah, Valencia and Sophia tromp through diverse wetlands after a visit to the North Carolina Museum of Life and Science. ''SciWorks' barnyard gets Imran and Nabil thinking about what it takes to raise farm animals, prompting visits to local donkey and dairy farms. ''moreless -
San Francisco
Full Episode
S 5 : Ep 7 - 01/19/10
Starting at Lawrence Hall of Science, Claire and Nisha walk the linesthe San Andreas and Hayward fault linesto learn what causes earthquakes. ''Inspired by the light and color exhibits at the Exploratorium, a group of industrious middle schoolers create their own interactive art installation. ''moreless -
Minneapolis and St. Paul
Full Episode (24:00)
S 5 : Ep 4 - 12/03/09
Inspired by the IMAX movie Stomp, Maxine and Hannah create their own musical instruments at the Science Museum of Minnesota. ''Rylee, who wears a myoelectric prosthetic arm, heads to The Bakken Museum and Library to explore how the electrical signals in her body help her arm function. '' Paige and Nick check out the "Animal Grossology" exhibit at the Science Museum of Minnesota before investigating how animals depend on their sense of smell at the Minnesota Zoo. ''moreless -
Los Angeles
Full Episode (22:00)
S 5 : Ep 3 - 04/09/09
Milan and Harison go deep, comparing fish at the Long Beach Aquarium of the Pacific to those in the wild. '' While at the California Science Center's Big Lab, Max and Brian create model sailboats and the set sail in the Pacific to determine the most efficient design. ''moreless -
Dallas and Ft. Worth
Full Episode (22:00)
S 5 : Ep 2 - 03/26/09
Fossil detectives Brandy and Ashley discover that not everything about dinosaurseven Texas-sized onesis gigantic when they dig for microfossils with the Fort Worth Museum of Science and History. ''Reed and Nick get game at the Science Place in Dallas, answering the question: so just where is the "sweet spot" on my bat? ''moreless -
At the Zoo
Full Episode (27:09)
S 4 : Ep 9 - 08/26/10
Chelsea and Camille invent enrichment equipment for zoo animals. ''Julian and Sabrina "go to the dogs," creating sound spectrum snapshots of prairie dog barks to explore animal communication. '' -
Earth Systems
Full Episode (26:55)
S 4 : Ep 8 - 07/29/10
While rafting on the American River, Rasheed, Kohner, Scotty, and JB measure the river grade, water flow, and study the flow patterns around eddies, holes, and tongues. '' -
Science at Play
Full Episode (24:00)
S 4 : Ep 7 - 10/29/09
Francesca, Marnika and Precious jump into a Double Dutch investigation, exploring whether things they see and hear influence their ability to match the rope's rhythm. ''Maddy and Martina use clowns, juggling, and science to demonstrate how unreliable human perception can be. ''moreless -
Canines
Full Episode
S 4 : Ep 6 - 02/25/10
Who's afraid of the big, bad wolf? Not Zachary and Jerit, who explore pack behavior to figure out how wolves know the "top dogs" - the alpha male and female. ''Alexa, Miriah, and Janaya investigate which sled dog should lead the pack to victory.moreless -
Sound
Full Episode
S 4 : Ep 5 - 05/03/10
Kyla and Jenna explore how the beats per minute (BPM) of hip-hop songs affect the way a dancer dances. ''Sabrina and Tarissa use a decibel meter to monitor the surprising and sometimes dangerous sounds in their favorite New York hang-outs. ''Julian and Sabrina create sound spectrum snapshots of prairie dog barks to explore animal communication. ''moreless -
Friction
Full Episode
S 4 : Ep 4 - 04/13/10
Sara and Rachel get a rise out of engineering a real hovercraft. ''Slippery scientists Mimi, Haley, Tara, and Lauren investigate how the rotation of the curling stone and the act of sweeping the ice changes the path of the stone... and determine the winner! ''moreless -
Energy
Full Episode (26:59)
S 4 : Ep 1 - 1/1/08
En garde! Paula and Alyssa investigate the energy and impact of different fencing moves. ''Kha and Peta, young martial arts athletes, determine how different tae kwon do moves challenge their bodies' skeletal and muscular systems and then apply what they learned in competition.moreless -
Engineering
Full Episode (21:00)
S 3 : Ep 5 - 09/24/09
Rachel and Sarah build their own hovercraft out of plywood, a picnic tablecloth, and a leaf blower. Ciara, Brittney, and Maria engineer a boat entirely out of milk cartons to enter in a hometown race.moreless -
Wind
Full Episode (27:06)
S 3 : Ep 3 - 02/18/11
Danielle, an accomplished sport kite flyer, wants to learn how the height-width proportion of a kite (called its aspect ratio) affects the kite's performance during competitive maneuvers. ''Using common household items, Nathanial constructs his own wind tunnel to measure the aerodynamic efficiency of toy racecars.moreless -
Investigate
Full Episode (26:36)
S 3 : Ep 1 - 1/19/02
A Girls in Engineering, Math and Science team designs, builds, and tests a robot to compete in the "First LEGO League" Robotics contest while Martial Arts athletes Kha and Peta determine how different tae kwon do moves challenge their bodies systems and then learn what they learned in competition. Also in this episode Simi, Jenny and Danny kayak down a raging river, relating river speed to rock size and discover which rock to avoid the most.moreless -
Animal Behavior
Full Episode (22:00)
S 1 : Ep 3 - 1/1/08
Dog owners Anna and Laura test their dog's performances on intelligence tests while Jouse and Michelle compare otter grooming habits.
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