Sedat Yalcin

Joined over 7 years ago.
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Activity
Sedat Yalcin updated IdeaLab Hisar School
about 2 years ago
Sedat Yalcin updated IdeaLab Hisar School
about 2 years ago
Sedat Yalcin updated IdeaLab Hisar School
over 4 years ago
Sedat Yalcin signed up
over 7 years ago