คณะกรรมการ, ร่าง, ชอล์ก, เขียนลวก ๆ, เด็ก ๆ, มีความสุข, ร่าเริง, การศึกษา, ยิ้ม, ดี, โรงเรียน
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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