EISCO Wave Form Helix Spring, 4″ Closed Length x 3″ Diameter – A Scientist’s Version of The Classic Toy – Extra Long

Features

• SCIENCE TWIST ON A CLASSIC || A wave form helix/slinky is the scientist’s version of the classic toy with a higher spring constant
• MEASURES WAVE FUNCTION || Can be used as a scientific instrument to measure a wave function and for demonstrating a variety of physics concepts
• FUN AND EDUCATIONAL || Send it down a set of stairs for endless nostalgic fun while learning about waves, momentum, and motion
• COMPACT || When closed, helix measures 4″ in length and 3″ in diameter
• STRETCHY || Stretches up to 3 meters in length