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Completing the 12-color acrylic painting can take between 12-14 hours
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Innovative Detector Challenge Maine Lobster Now Completing the 12-color acrylic paintingFeatures Learn how metal detectors work Build a handheld metal detector with adjustable sensitivity Discover how security checkpoints function by assembling a mini version Explore the effects of parabolic motion on metal detection with an aim and shoot game Test your hand eye coordination by creating fun maze challenges Description Explore the relationship between electricity and magnetism with this metal detector challenge set from Explore Science.