Countries
Institutions
Fields
Rankings
Compare

Search institutions, scholars, countries and publications

Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

Built from

OpenAlex — works, authorships, subject classification
ROR — institutional identity
ORCID — researcher identity
Crossref — publisher confirmation

Browse

Countries
Institutions
Fields
Rankings
What we cover

Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

The Impact of Picture Books on The Development of Foundational Mathematics Skills Among Preschool Children

2025Porta UniversorumJournalOpen access

10.69760/portuni.0104019 Full text0 citations

Authors

1 authors across 2 institutions in 2 countries.

Saheed Olawale OlatunjiFirst authorCorresponding
- Federal College of Education, Kano (NG)

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Educational Methods and Media Uselevel 3 · 0.99
Mathematics Education and Pedagogylevel 3 · 0.99
Child Development and Educationlevel 3 · 0.97

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2025 · Porta Universorum · 0 citations
https://openalex.org/W4410941313

The Impact of Picture Books on The Development of Foundational Mathematics Skills Among Preschool Children · Sankore