Apoplous: Open Primary Mathematics for Everyone
+Per: Alexandros Kofteros, PhD
A multi-lingual, open-sources, ad-free mathematics library for primary education, created by teachers, for teachers
- Educatiu
- $ 0 aconseguit
- 19 dies queden
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$ 0
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Mínim
$ 199,234
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Òptim
$ 232,506
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Kyriakou Matsi 56, Agios Dometios, Cyprus