One-to-One Tutoring
Targeted, subject-specific sessions in Maths, Science, or English — built around your child's specific gaps, not a generic syllabus.
View detailsUAE-Based · Globally Aligned · Personally Delivered
Learning built on
evidence,
not assumption.
Online tutoring in Maths, Science, and English for international school students across Dubai and Abu Dhabi — grounded in educational research, built around your child's specific gaps, and designed to develop independence that outlasts the sessions.
Grant Crossman
Founder & Lead Tutor · Open Horizons
10+
Years Teaching
3
Core Subjects
MEd
Univ. of Birmingham Dubai
KS1–3
Primary & Lower Secondary
British National Curriculum
IB PYP
Cambridge International
American Curriculum
RAKEZ Licensed FZ-LLC · Federal Private Tutoring Permit
Why Open Horizons
Not a repeat of school.
A structured alternative.
Most tutoring is reactive — a student struggles, a tutor is found, homework gets reviewed, the cycle continues. Open Horizons operates differently from the first session. Before any teaching begins, a structured diagnostic assessment identifies the specific conceptual gaps driving the difficulty. Instruction then starts from the right place, not an assumed one.
This is the difference between addressing a symptom and resolving a cause. Students who have been struggling for months — sometimes years — often find that a relatively short, targeted programme produces the kind of progress that general tutoring never delivered.
Read the full approachDiagnostic Precision
Every programme begins with structured assessment — finding the root of the difficulty, not just its surface symptoms.
Conceptual Clarity
Understanding before procedure. Reasoning before memorisation. Sessions rebuild from the foundation — not around it.
Personalised Growth
Individual learning goals, structured parent updates, and metacognitive strategies that extend progress beyond the sessions.
Services
Three ways to get started.
Comprehensive Package
Multi-subject support with a full diagnostic assessment report, personalised learning plan, study skills coaching, and structured parent updates.
View detailsHomeschool Support
Structured curriculum guidance and subject-specific instruction for families educating at home — rigorous, flexible, and individually paced.
View detailsEvidence-Based Practice
Teaching grounded
in research.
Three established bodies of educational research — not buzzwords, but the frameworks that directly shape how every session is designed and delivered.
01
Rosenshine's Principles of Instruction
Ten evidence-backed principles describing how expert teachers introduce content, check for understanding, and build student fluency.
02
Cognitive Load Theory
A theory of how working memory processes new information — informing how content is broken down, sequenced, and explained in every session.
03
Hattie's Visible Learning
A synthesis of 800+ meta-analyses identifying the highest-impact teaching strategies — separating what works from what is merely popular.
From Parents
In their own words.
We noticed a difference within the first three sessions. Not just in his maths results — in the way he talks about school. He used to say he was bad at maths. He doesn't say that anymore.
"What I appreciated most was that Grant explained everything clearly — what he found in the first session, what he was working on, and why."
GEMS Cambridge International Abu Dhabi
"She went from dreading her science tests to actually looking forward to them. The exam result spoke for itself, but the confidence shift was what really mattered to us."
Repton Dubai
Open Horizons Learning Support
Every enquiry starts with
an honest conversation.
Describe your child's situation — subject, year group, what you are seeing at school. Grant will respond personally within 24 hours with a clear recommendation. No obligation, no automated responses.