Live learning, precisely measured
Live quiz platform
Create, host, and measure live learning from one focused workspace.
- Real-time WebSockets
- Server-Graded Answers
- 13+ Question Blocks
- Built for WCAG 2.2 AA · AAA contrast theme
Computer Science & Systems
Which protocol provides full-duplex communication over a single persistent TCP connection?
- HTTP/1.1 Long Polling12
- WebSocket✓ Selected84
- Server-Sent Events (SSE)18
- DNS-over-HTTPS4
13+
Question Modes
Choice, Code, Pin, Ordering, & Polls
Live
Low-Latency Sync
Server-timed WebSockets engine
0
Answers Sent Early
Players receive the answer only at the reveal
100%
Server-Graded
Score and timing computed by the server, never the client
Built beyond trivia
Why Zembil
Every feature engineered for high engagement and rigorous assessment.
01 / Studio
Flexible question blocks
Choice, numeric, ordering, polls, responses, and visual content.
LaTeX • Code • Media
02 / Engine
Reliable live delivery
Host-paced rooms with reconnect, reveal barriers, and server-owned timing.
Reconnect safe • Atomic lease
03 / Presentation
Presentation mode
Mix slides, questions, and polls in one lesson flow.
Slides + Quizzes in 1 flow
04 / Analytics
Analytics
Spot misconception clusters.
Misconception clusters • CSV/PDF
Seamless Workflow
From creation to deep insights in minutes
Author & Import
Design dynamic questions, presentation slides, and code challenges with instant AI/CSV import.
Host Live Session
Present on any big screen. Participants join instantly via QR or PIN on their phone or laptop.
Measure Mastery
Celebrate winners on live podiums and discover learning gaps with automated misconception reports.
Ready when you are
Ready to try?
Create a quiz in minutes.