Tau-neutrino
$11.99
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A sneaky, elusive little guy who is a bit more massive than the muon-neutrino. The TAU-NEUTRINO also prefers to remain undetected if it can help it. It is also part of the Lepton 6-pack.Approximately 2 oz (57 gm); 5 inches (12 cm) across.For ages 5 and up as it contains glued-on/small parts. CATEGORY: LEPTONS
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