{"stable_id":"1f94117ed64fbb30","slug":"rori-ghana-whatsapp-math-tutor","company":"Rising Academies schools","workflow_name":"Rori AI math tutoring through WhatsApp","function_code":"enrollment","pattern_codes":["creator_to_judge"],"changed_assumption":"Students can receive adaptive, low-bandwidth math practice without a scarce one-to-one tutor.","evidence_strength":"verified","publication_tier":"showcase","freshness":"current","reviewed_at":"2026-08-23","updated_at":"2026-08-22","source_quality_summary":"1 peer reviewed; publication outcomes are verified.","caveat_summary":"Preliminary year-one evaluation; authors advise judicious interpretation. Marginal cost excludes broader school implementation and device-management costs.","freshness_caveat":null,"workflow_summary":{"before":[{"actor":"Student","action":"Attends normal math classes and studies with available static materials or limited human support.","actor_type":"control"},{"actor":"Teacher","action":"Provides class-level feedback within available time.","actor_type":"human"}],"hinge":"Students can receive adaptive, low-bandwidth math practice without a scarce one-to-one tutor.","after":[{"actor":"Student","action":"Uses a school-provided phone for two weekly WhatsApp tutoring sessions during study hall.","actor_type":"system"},{"actor":"Rori and teacher","action":"Rori provides individualized practice and feedback while normal instruction continues unchanged.","actor_type":"human"}],"decision_mode":"shared","decision_marker":"Human moves from creator to judge"},"before":[{"order":1,"actor":"Student","action":"Attends normal math classes and studies with available static materials or limited human support.","handoff_to":"Teacher","control":"School curriculum."},{"order":2,"actor":"Teacher","action":"Provides class-level feedback within available time.","handoff_to":"Student","control":"Instructional judgment."}],"after":[{"order":1,"actor":"Student","action":"Uses a school-provided phone for two weekly WhatsApp tutoring sessions during study hall.","handoff_to":"Rori","control":"Scheduled school setting and common curriculum."},{"order":2,"actor":"Rori and teacher","action":"Rori provides individualized practice and feedback while normal instruction continues unchanged.","handoff_to":"Student","control":"Teachers and schools retain curriculum and safeguarding authority."}],"decision_rights":"Teachers and schools control curriculum, access, and assessment; students interact within scheduled sessions.","exception_path":"Connectivity, comprehension, or safeguarding concerns return to teachers and normal school support.","removed_work":["None claimed; AI adds individualized practice capacity"],"outcomes":[{"metric":"Mathematics growth score","baseline":"Control students continued identical classes and classroom hours without Rori access.","result":"Treatment growth was significantly higher with effect size 0.36 (p<0.001), described as roughly an extra year of learning.","period":"Year-one intervention.","scale":"Approximately 500 students in grades 3-9 in Ghana.","attribution_caveat":"Preliminary year-one evaluation; authors advise judicious interpretation.","evidence_label":"verified"},{"metric":"Marginal delivery cost","baseline":"One-to-one human tutoring is scarce and costly in the setting.","result":"Approximately US$5 per student.","period":"Study estimate.","scale":"Basic phones on low-bandwidth networks.","attribution_caveat":"Marginal cost excludes broader school implementation and device-management costs.","evidence_label":"verified"}],"executive_lesson":"A narrow, scheduled supplement can expand individualized practice without pretending to replace teachers.","anti_pattern":"Generalizing one-year results to unsupervised home use or all subjects.","questions_for_leaders":["Does learning persist?","Who handles misconceptions?","What is the full implementation cost?"],"collections":["human-still-decides"],"bundle_version":"1.0.0","bundle_fingerprint":"sha256:c23c6cc2b88153d008ea8fda928f632ce0011fc2d4c5036672a16e5d895bab93","canonical_url":"https://brianletort.ai/transformations/rori-ghana-whatsapp-math-tutor"}