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Bullfrog Films
P.O. Box 149
Oley, PA 19547
Tel: 610/779-8226
Fax: 610/370-1978
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Physical Science DVDs & Videos
- All Mapped Out
The Rough Scientists make a map, paper and ink, and a sound-recording device.
- Bugs and Barometers
The Rough Scientists make anti-bacterial cream, a microscope, and a weather station.
- Expedition Earthscope
America's turbulent geologic story and earth scientists' biggest push yet to uncover its deepest secrets.
- F.R.O.G. Series I
An innovative elementary science series - kids tackle their own projects!
- F.R.O.G. Series II
An innovative elementary science series - kids tackle their own projects!
- Feel the Heat
The Rough Scientists make ice, a thermometer and sunblock.
- Gaia
A portrait of James Lovelock, originator of the theory that the earth is a living organism.
- Galileo's Sons
A rare behind-the-scenes look at the Vatican Observatory, and the cosmological questions tackled by the Jesuit astronomers there.
- The Green Zone
The riparian zone: as important to the river as the water itself.
- In Search of the Edge
Flat earth theory proved! A lesson in critical thinking and media literacy.
- Journey into New Worlds
Suzuki celebrates the birth of a new scientific worldview that is holistic rather than reductionist.
- Mediterranean Mystery
The Rough Scientists work out their latitude and longitude, make insect repellent, and a radio from an old saucepan.
- Nuclear Dynamite
Investigates American and Soviet plans to use nuclear explosives for "geographical engineering."
- Nuclear Dynamite (Short Version)
Investigates American and Soviet plans to use nuclear explosives for "geographical engineering."
- Our Planet Earth
Astronauts share their perspective on the earth
- Power Supplies
The Rough Scientists produce electricity and create a small pharmacy.
- Rough Science
10-part series in which five scientists on a tropical island cooperate to solve a series of scientific challenges using only their knowledge, ingenuity, and whatever is at hand.
- Rough Science (DVD Version)
The entertaining 10-part science series on 3 DVDs
- Rough Science DVD Disc 1
Episodes 101-103 of the entertaining science series.
- Rough Science DVD Disc 2
Episodes 104-106 of the entertaining science series.
- Rough Science DVD Disc 3
Episodes 107-110 of the entertaining science series. All shot on the island of Capraia in the Mediterranean.
- The Sacred Balance
4-part series that celebrates the meeting of science and spirit.
- The Salmon Forest
Reveals the fragile connection between salmon, bears, trees, and people in the NW rainforest.
- Science
Daniel makes paper, learns about electricity, visits a science center, learns about dinosaurs, and taking pictures.
- The Science of Celebration
The Rough Scientists make fireworks and some musical instruments.
- A Sidewalk Astronomer (Short Version)
John Dobson has revolutionized astronomy and helped thousands to look in wonder at their own universe.
- A Sidewalk Astronomer
John Dobson and his simple telescope mount have revolutionized astronomy.
- Simmering Shutterbugs
The Rough Scientists devise a camera, make a compass, and dye a flag.
- Sun and Sea
The Rough Scientists build an underwater light and generate electricity to top up a battery.
- Sustenance and Sayonara
The Rough Scientists make soap and toothpaste, and put food on the table.
- This is Daniel Cook
13-part series in which Daniel Cook explores the world around him through his own candid questions.
- This is Daniel Cook Series 2
Second 13-part series in which Daniel Cook explores the world around him through his own candid questions.
- This is Emily Yeung
13-part children's series in which the delightful 6-year-old Emily explores the world around her.
- Thrills and Chills Pt. 2
Daniel plays baseball, rides in a helicopter and a hot air balloon, digs for dinosaur bones, and goes on a camping trip.
- Time and Transmitter
The Rough Scientists build a transmitter, make a portable clock, and a botanical kite.
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