Instant, Intelligent
AI-powered feedback

Markus gives students instant, personalised feedback on handwritten GCSE English and Maths work, and gives teachers their time back. Built by educators, powered by AI, trusted in classrooms

Developed in Partnership with 10 Sandbox schools

Instant, intelligent,
AI-powered

Initial Assessment

Diagnostics

Mock Exams

Self Assessments

Practice Modes

Data Insights

  • Instant feedback on handwritten English and maths student work
  • Saves hours in teacher marking
  • Supports better teaching through clear, actionable insights
  • Increases learner engagement

Developed in Partnership with 10 Sandbox schools

Markus Dashboard

Live Marking Dashboard

Real-time
1,247
Papers Marked Today
+247 this hour
18.5hrs
Time Saved Today
+4.8hrs
96%
Accuracy Rate
+3%
Markus
Markus Student App Interface
College 1
College 2
College 3
College 4
College 6
College 1
College 2
College 3
College 4
College 6

Cut Marking by 85%

Teachers get hours back. Instant AI marking on handwritten work means less admin, more teaching.

Feedback in the Moment

Research shows immediate feedback works best. Students get it seconds after submitting, not days.

Human-Trained Accuracy

Not just AI guesswork. Markus is trained by real teachers, delivering marking and feedback you can trust.

Light the Fire

Learners practice and develop skills on topics that interest them. When students choose what they learn, engagement soars.

Data That Drives Action

Clear dashboards show exactly where each student needs help. No spreadsheets, no guesswork.

Reports That Write Themselves

No more hours gathering data or crafting reports. Markus holds everything and generates reports automatically.

Traditional Workload
85%
reduction
Markus Workload

See Markus in Action

Full Scale Mock is one of many Markus features. It delivers instant feedback the moment students finish, turning every assessment into a learning opportunity.

How it Works

Students answer questions by hand, snap a photo, and get instant personalised feedback. Teachers see data, spot gaps, and plan smarter lessons. Just better feedback, faster.

English Paper 1

Question 4

How does the writer use language to create tension?

Upload your work

9:41
Learner
Work

English Paper 1

Question 4

How does the writer use language to create tension?

Page 1
9:41
Learner
Work

English Paper 1

Question 4

How does the writer use language to create tension?

Page 1
Page 2

Markus is analysing and preparing your feedback...

12/18

Your work

Page 1 of 2

What's included

Everything you need to transform assessment and feedback in your classroom.

Initial Assessment

Place learners on the right course from day one. Our AI-powered initial assessment accurately identifies student ability levels within minutes, ensuring proper course placement during enrolment.

Starting Point Assessment

Identify strengths and gaps to target learning from the start. Comprehensive diagnostic assessments pinpoint exactly where each student needs support, enabling personalised learning pathways.

Full Mock Exam

Run full-scale mock exams with instant AI-powered feedback. Students get their results minutes after finishing, maximising learning impact when it matters most.

Self Assessment

Practice individual GCSE skills anytime, anywhere. Self Assessments allow learners to hone specific traditional GCSE skills and questions through handwritten work. Students can focus on the exact areas they need to improve.

Practice Mode

Learners practice their skills in less traditional ways. Through gamification and research-backed Living Colour, students complete GCSE-style questions directly related to their own cultural interests.

Data and Reporting

Every assessment feeds into clear, visual dashboards. Automatically generated reports for students, classes, and cohorts give teachers and leaders the insights they need without the admin.

Standardisation

Anonymous standardisation supports teacher development. Compare assessments across your department to ensure fair, accurate grading while continuously improving marking consistency.

Classes
Resources
Starting Point
Self Assessments
Mock
Data & Insights

My Classes

All English Maths
Wednesday 13:00-14:00
Maths
6 Students · Jan 13
Monday 9:00-10:00
English
13 Students · Jan 13
Ava class
English
1 Student · Jan 12
Markus

Initial Assessment

30-40 mins
Adaptive questions
Question 1 - AO1 Retrieval

SALE: All coats 50% off this Saturday only at Brent's Clothing.

When is the sale taking place?

M

M

M

L1 L2 L1 EL3
Click here to view Results

Initial Assessment Results

English Grade 3
Time: 32 mins Confidence: 87%
Maths Grade 2
Time: 28 mins Confidence: 92%
Markus
Test Results - Maths SPA
59%
Grade 2-3
You scored 20 out of 34 marks
Questions: 11/28 correct · Working out: 9/9 marks
Strong Areas
Number
Areas for Improvement
Algebra Ratio & Proportion Geometry & Measure Probability & Statistics
Click to view skills analysis
Markus
Artist
Roots
Label
Impact
Q1 – Structure & Calculation + Fractions/Percentages (Non-Calculator)

(a) Little Simz is holding a concert. She sold ¾ of 1,200 tickets online. How many tickets were sold online?

tickets

(b) 60% of those were student tickets. How many student tickets were sold?

student tickets
Exam inside page Exam front page
GRADE 4 31 / 80 marks
Question 1 4 / 4
Question 2 4 / 8
Question 3 5 / 8
Question 4 10 / 20
Question 5 14 / 40
Self Assessment Self Assessment Self Assessment
Markus
Practice Mode
M
|
M
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Exam Question

Question 2

You need to refer to Source A and Source B for this question.

Use details from both sources. Write a summary of the differences between the two experiences described.

[8 marks]

The writer in Source A describes a peaceful morning walk through the countryside, noting the gentle breeze and birdsong. In contrast, Source B presents a hectic urban scene with constant noise and rushing crowds. While the first writer feels calm and connected to nature, the second appears overwhelmed by the city environment...
/ 8
Mark Criteria
Band 4 (7-8)
Perceptive synthesis and interpretation of both texts with judicious references.
Band 3 (5-6)
Clear synthesis with relevant references to both texts.
Band 2 (3-4)
Attempts to synthesise with some references.
Band 1 (1-2)
Simple awareness of differences.
Autumn 2024
Standardisation Report
English Department - Marking Analysis
Participants8 teachers
Samples24 responses
QuestionsQ2, Q3, Q4, Q5
Accuracy78%
Key Findings
Strong consistency in Q2 & Q3 marking
Q5 variance above threshold (3.2)
Band 1-2 criteria needs calibration
Markus
Class Overview
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5
Grade 6
Grade 7
Grade 8
Grade 9
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5
Grade 6
Grade 7
Grade 8
Grade 9
Positive (+)
Neutral (0)
Negative (-)
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5
Grade 6
Grade 7
Grade 8
Grade 9
1 mark
2 marks
3 marks
5 marks
Student Starting Points Value Added Strength To Improve CWG Confidence
QoE SPA
Class Average 3.8 3.4 +1.1 Analysis Structure 4.4 High
J. Smith 4 3 +2 Analysis Structure 5 High
A. Johnson 2 2 +1 Inference Vocabulary 3 High
M. Williams 6 5 0 Evaluation Quotations 6 Medium
S. Brown 3 4 0 Comparison Planning 4 High
K. Davis 4 3 -1 Summary Evidence 2 Low
L. Taylor 5 5 +2 Language Timing 7 High
R. Martinez 2 1 +2 Retrieval Spelling 3 Medium
E. Anderson 4 4 +1 Structure Analysis 5 High

Place learners on the right course from day one. Our AI-powered initial assessment accurately identifies student ability levels within minutes, ensuring proper course placement during enrolment.

Identify strengths and gaps to target learning from the start. Comprehensive diagnostic assessments pinpoint exactly where each student needs support, enabling personalised learning pathways.

Run full-scale mock exams with instant AI-powered feedback. Students get their results minutes after finishing, maximising learning impact when it matters most.

Snap, upload, and get instant feedback on handwritten work. Students photograph their written answers and receive detailed, personalised feedback within seconds — available 24/7.

Students choose topics they're passionate about and receive instant feedback on creative writing. A unique way to build skills while exploring subjects that inspire them.

Fun, competitive activities that make learning engaging. Students compete in timed challenges and leaderboards while building essential skills.

Anonymous standardisation supports teacher development and improves marking consistency. Compare assessments across your department to ensure fair, accurate grading.

Every assessment feeds into clear, visual dashboards that show progress at a glance. Automatically generated reports for students, classes, and cohorts give teachers and leaders the insights they need.

Real Impact

In just one month, at one of our Sandbox schools, Markus marked thousands of English assessments. It saved teachers time and helped students improve. Even outside class, learners kept coming back to get better. In just one month, Markus marked thousands of assessments at one Sandbox school. Teachers saved time, students improved, and learners kept coming back.

9,114
assessments
912
unique learners
68%
improved
£15k+
value generated

We observed similar data at our 10+ other Sandbox colleges relative to their learner numbers

Meet the team behind Markus

At Markus, we are a team of educators, developers, and pedagogy experts solving real challenges teachers face. Our tools lighten the load, deepen insight, and keep great teaching at the centre. We are proud to work alongside the schools and colleges we serve.Educators, developers, and pedagogy experts solving real teaching challenges. Proud to work alongside the schools we serve.