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where the sands have a running time of one hour
PETER PAUL CONNOLLY has developed a unique artistic style using colored pencil as his medium
Pin Impression is a unique gift that will give you hours of fun
Length = 17
awesome and an excellent gift for anyone
Euler's Spinning Disk Tarot where the sands have aFascinating desktop illusions! Spin the holographic disk on the mirror. Does it speed up? Listen to its rhythmic sounds. Why does the humming get louder as the speed of the disk increases? This patented 3" Diameter chrome plated steel disk creates a hypnotic display of light and sound as it rotates. Includes Euler's disk, 9" Concave mirror base and nine pieces of magnetized holographic foil. Complete with instructions and the scientific answers! Your