Dark Matter Weight:Regular weight CATEGORY: LEPTONS

CATEGORY: LEPTONS

Not just heavy

Set of 36 handmade particles includes: Mini Up Quark

just choose that option at checkout and it will only weigh in at 2 oz

Dark Matter Weight:Regular weight CATEGORY: LEPTONSIs DARK MATTER the key to understanding what the universe is really made of and if it will expand forever, remain static, or eventually contract? Or is it just a piece of black Swiss cheese? Dark Matter is also part of the Theoreticals 3 Pack and Darkness & Light 2 Pack. No two are exactly the same. This is the heaviest particle in the Zoo. Dark Matter is a heavyweight particle plush but also comes in a lightweight shipping saver version which is