Journal Of Biology Education (JOBE) has number of E-ISSN 2656-3436/ P-ISSN 2615-3947 publishes research articles, conceptual articles, reports field studies, the best practices and policies of early childhood learning in national and international stage (See Focus and Scope). The articles of this journal are published every six months, that is on June and December (2 issues per year), and published by the Institut Agama Islam Negeri Kudus.