Free at launch · 24 November 2026

Every topic, understood deeply.

Original practice questions, worked solutions and short videos for IB Diploma and Cambridge IGCSE students, written and checked by experienced teachers.

Join the waitlist What's inside

Hexi (say HEK-see) is named after the hexagon: nature's strongest shape, from honeycombs to molecules.

What's inside

04

01
Questions by topic
Practise sub-topic by sub-topic, filtered by difficulty and level, with mark schemes and worked solutions.
02
On-screen exam practice
Timed multiple-choice papers, one question per screen, with flag-and-review, just like the real thing.
03
Short video solutions
Clear explanations for the questions students find hardest.
04
Checked by a real teacher
Every question is original and reviewed before you see it. No copied past papers.

Your teacher

Madhavi Kapadia

29 years teaching IB Diploma and Cambridge IGCSE Chemistry

[Qualifications, e.g. MSc Chemistry, B.Ed]
[Schools she has taught at]
[Examiner or moderator experience, if any]

Waitlist

Be first in when Hexi opens.

Free at launch. We'll email you once, when it's ready. Tick every subject you'd like; we'll add them in order of demand.

Every topic, understood deeply.

Questions by topic

On-screen exam practice

Short video solutions

Checked by a real teacher

Madhavi Kapadia

Be first in when Hexi opens.