The United Nations Educational, Scientific and Cultural Organization (UNESCO) seeks to build peace through international cooperation in Education, the Sciences and Culture. UNESCO's programmes contribute to the achievement of the Sustainable Development Goals in Agenda 2030 adopted by the UN General Assembly in 2015. This Call for Partnerships (CFP) for Implementation Partners relates to the UNESCO project: Project: Estimating SDG indicator 4.1.1 REGIONAL AND GLOBAL AGGREGATES AND TRENDS The objective of this call for proposal is the production of global public goods (e.g. datasets,frameworks, protocols, guidelines) to support the mandates of the UIS on methodological development and data collection and of the GEM Report on reporting to better inform the monitoring of SDG 4 and the implementation of national and international strategies, as identified in theEducation 2030 Framework for Action. Detailed objectives and related outputs and deliverables are provided in the Terms of Reference - Statement of Work - Annex 1.