The Zippy blog

Our insights and resources

How we think about teaching, marking, and the responsible use of AI in the classroom, straight from the team.

PSLE

How AI helps teachers mark PSLE compositions

Thirty PSLE compositions marked against your own P5/6 bands, from photographed handwriting, with the reasoning attached and every mark waiting for your approval.

25 Aug 2026 · 6 min read
Teaching

O-Level Situational Writing: what makes up the 30 marks

O-Level Situational Writing carries 30 marks: Task Fulfilment 10, Language 20. The band descriptors, the word count, and why Band 3 to 4 is the real gap.

24 Aug 2026 · 6 min read
PSLE

How a PSLE composition is marked: the rubric, explained

PSLE continuous writing is marked out of 36: Content 18, Language and Organisation 18. What each band asks for, and how two scripts earned 32 and 34.

23 Aug 2026 · 7 min read
Teaching

How teachers stay in control of AI marking

An AI marker on its own agrees with a human about a third of the time. What makes it useful is where the teacher's judgement goes in, and if it stays.

22 Aug 2026 · 9 min read
Teaching

How to teach Gen Alpha: are they actually harder to teach?

Teachers say Gen Alpha are harder to teach. The attention evidence is thinner than it sounds, and the workload numbers point somewhere other than marking.

21 Aug 2026 · 9 min read
Release notes

What's new in August: editing, re-grading, and skills

Edit or delete any annotation, re-grade only when you choose, undo any change in one click, and see which skills each piece of writing shows.

21 Aug 2026 · 6 min read
Teaching

Personalised learning at class scale: what AI changes

Almost every AI education pitch cites Bloom's two sigma. The study ran three weeks and has never been replicated. What personalised learning can really do.

20 Aug 2026 · 7 min read
Teaching

AI grading is only as good as the rubric behind it

In the largest meta-analysis of feedback, 38% of interventions made performance worse. What that means for AI grading, and for the rubric behind it.

13 Aug 2026 · 8 min read
PSLE

PSLE 2026 revision timetable: plan backwards from the papers

Seven weeks to the written papers, one to the Oral. A PSLE 2026 revision timetable planned backwards from the real exam dates, and what to give up on.

6 Aug 2026 · 7 min read
Product

How to read a class gradebook (and what it cannot tell you)

Read the class average row before any individual child. A dip down a column is usually the task, not the class. Why completion and attainment go together.

29 Jul 2026 · 6 min read
Product

Marking a class set, without losing the evening

Thirty scripts, one rubric, and a first pass that is already done when you sit down. What actually changes when the marking is drafted before you start.

28 Jul 2026 · 4 min read
PSLE

PSLE Oral: A 3-Week Countdown Plan (10 Minutes a Day)

With the PSLE English Oral on 12-13 August 2026, a day-by-day plan to prepare your child in just ten minutes a night at home.

28 Jul 2026 · 4 min read
PSLE

PSLE Reading Aloud 2026: how to score full marks

The easiest place to gain marks in the PSLE Oral. What examiners listen for in 2026, the mistakes that cost marks, and how to practise at home.

27 Jul 2026 · 4 min read
PSLE

PSLE Stimulus-Based Conversation: how to answer any photo

A step-by-step method for the PSLE Oral SBC: 5W1H to describe the photo, PEEL to give opinions, with weak and strong sample answers to copy.

26 Jul 2026 · 5 min read
PSLE

PSLE English Oral 2026: the complete parent's guide

Everything a parent needs for the 2026 PSLE English Oral on 12-13 August: the format, what is assessed, and a plan to prepare at home.

25 Jul 2026 · 5 min read
Release notes

What shipped in Zippy: July 2026 (CLI v0.1.3, SDK v0.3.0)

The July release: an editable reports builder, the whole-class gradebook, native PDF and DOCX export, an email-code CLI login, and a public client SDK.

21 Jul 2026 · 3 min read
Engineering

Inside bulk grading: how the two-phase pipeline works

A fast first pass that returns in seconds, a bounded background fan-out to the model, and live grading progress streamed to the browser.

16 Jul 2026 · 4 min read
Release notes

What shipped in Zippy: May to early July 2026

The first ten weeks of shipping: bulk grading, AI authoring, an open-source CLI, the whole-class gradebook, the Discover library, and an import flow that works from a phone.

7 Jul 2026 · 4 min read
personalised-learning

Personalised learning with AI: what it looks like in class

Every piece of student work becomes a targeted next step, for every learner, every week. What that looks like at the scale of a real class.

10 Jun 2026 · 4 min read
Teaching

What if AI gave teachers their evenings back?

Forty essays can swallow a weekend. What changes when the first pass is drafted before you sit down, and why the marking still has to be yours.

5 Jun 2026 · 6 min read
ai-for-teachers

Will AI replace teachers? The case for keeping control

AI that drafts feedback and grades for your approval gives teachers their time back, without moving judgement out of the teacher's hands.

7 May 2026 · 3 min read
grading

AI essay grading: mark a whole class without losing control

Mark a class of compositions against your own rubric in minutes, then review and approve every grade before a single student sees it.

2 Apr 2026 · 5 min read
announcement

Introducing Zippy

Zippy is a multi-tenant learning platform for teams launching branded education products without rebuilding infrastructure per customer.

5 Mar 2026 · 2 min read
customer

Onboarding The Write Place as a Zippy customer

How The Write Place went live on Zippy: tenant isolation, theme configuration, and the course operations model behind a branded writing programme.

5 Mar 2026 · 2 min read