Word for small junk items in household

I like detritus

Accumulated material; debris: "Poems, engravings, press releases - he eagerly scrutinizes the detritus of fame" (Carlin Romano).

and

miscellaneous remnants : odds and ends sifting through the detritus of his childhood — Michael Tomasky

I like "bric-a-brac." From NOAD:

bric-a-brac: miscellaneous objects and ornaments of little value.

Bits and pieces, as well as bits and bobs can be used.

odds and ends Noun:
Miscellaneous articles or remnants.
Synonyms:
oddments

odds and ends (wiktionary) Noun
odds and ends (plural only)
(idiomatic) Miscellaneous things.
The garage was filled with a random assortment of odds and ends.