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Can't decide? Order a Particle Pack!

 

As the neutral carrier particle of the weak nuclear force, Z is even heavier than his W siblings. Z Boson is also part of the Boson 5-pack. Think of him as a more robust, orthagonal photon.
Approximately 14 oz/390 grams; 4.5 inches/11 cm across.
For ages 5 and up as it contains glued-on/small parts.

 

 

 

 

 

 

 

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