Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nehashi Kyomi and Sunagami Fumiko,Challenging Activities of Children Aged 3–5 on Climbing Playsets in Kindergarten:,Early Childhood Care and Education Research Journal,1340-9808,JAPAN SOCIETY of RESEARCH on EARLY CHILDHOOD CARE and EDUCATION,2022,60,2,79-90,https://cir.nii.ac.jp/crid/1390295568877999872,https://doi.org/10.20617/reccej.60.2_79