Watch as the drops zig and zag throughout their two chambers in this desktop toy. Turn this desk toy over and watch the liquid drop in a zigzag pattern. Flip it over again and watch the drops zigzag again. Add color and excitement to your work area with this cool liquid motion. Zig Zag Drops uses the same insoluble based principles as an oil and vinegar dressing, so it can be used as a scientific demonstration as well. This model has red oil based drops in a clear liquid. The base (both ends) is made of black plastic.
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