{"id":"S94002217","label":"Blocks (Toys) in mathematics education","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh94002217","normalized_label":"blocks (toys) in mathematics education","broader":["http://id.loc.gov/authorities/subjects/sh85082157"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh94002217","provider":"lcsh","revision":"a6b5c6db8c295f75","taxonomy_revision":"f050b5d4780b1289","title":"Blocks (Toys) in mathematics education","url":"/topics/S94002217","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9565724790623699488","address_version":"morton4x16-v1","coordinates":[0,22,26992,41984],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}