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and was originally created by NASA in the 1960's as a prototype rocket fuel
designed to be pulled into engines in zero gravity using only magnetic fields
Includes LED light that can be attached to the top (runs on 1 CR2032 battery (included) for up to 80 hours) and really brings out the colors
capable of lifting over 50 pounds each
non-toxic ferrofluid: tiny IRON particles suspended in a liquid that dance and transform at the touch of the included magnet
SPIKE ferrofluid display (Gold ferrofluid) accessory and was originally created byThis SPIKE contains a GOLD metallic ferrofluid! The SPIKE Ferrofluid Display is a mesmerizing interactive kinetic sculpture containing 7ml of ferrofluid. Contains the highest quality ferrofluid synthesized by Ferrotec (won't break down in a few weeks like cheaper competitors) Create amazing shapes and giant spikes using the included magnet Beautifully constructed and addictive desk toy, you won't be able to put it down! The ULTIMATE gift for the
US$ 18.84
US$ 29.95
US$ 25.99