The Elementary® planetarium (orreries) is a perfect beginning model to illustrate individual concepts, one at a time. In this model, the Earth and moon are moved separately, by hand. The ladder-chain-and-gear drive keep the axis of the Earth pointed at a 23- 1/2° angle, toward the North Star. An instruction book, Elementary Planetariums, is included. Height: 12” Arm length Among the many basic concepts and phenomena that can be demonstrated with this model are:
• The reason for the occurrence of night and day
• The variation in the length of daylight
• The movement of the Earth around the sun from west to east
• Why only one side of the moon is seen from the Earth
• How eclipses of the sun and moon occur
• Cause of the phases of the moon
Astronaut Ice Cream
How do Astronauts eat ice cream? The freeze dried way. First made by the Whirlpool Corporation (yes, the washer and dryer company) for the Apollo missions, freeze dried ice cream has been a favorite of science enthusiasts ever since! This Astronaut Ice ...
Item: W64250
$ 3.50
Laser Stars
The Laser Stars™ projector will fill any dark space with a super sharp spectacle of animated stars and cloud formations. It will even surprise you with the occasional shooting star.
Created from powerful green laser and holographic technology
Item: U49763
$ 200.00
$ 181.00
Space Clock
Stare out into the universe from the comfort of your own home.
Karlsson is a renowned Dutch clock brand and is sold all over the world. In 1999 Karlsson joined the inspire through the design contributions of many Dutch and internationally renowned designers
...Item: U49790
$ 33.00
Starlight Starscope
Starlight star bright! Learn about the constellations by projecting them from our Starlight starscope onto any dark surface such as a ceiling or wall. Works great outside, in a tent as well. A fun way to learn about astronomy. Takes 3 AAA batteries
...Item: U49778
$ 49.00
Stellarscope
The Stellarscope™ is the original hand-held star finder. It helps users locate and identify up to 1500 stars and 70 constellations around the world. Comes with Northern and Southern hemisphere attachments and includes keychain light attachment
...Item: U49775
$ 45.00
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