Staff only

Teacher sign in

Manage your vocabulary lessons and share a school with your students.

Administrator password

Share in your classroom

Checking network mode…

Student link address

Or publish a lesson below and select Download offline lesson. Students can open that HTML file directly in a desktop browser without a server or internet. Offline files contain the answers and cannot be remotely disabled.

Your classroom. After dark.

Lesson desk

NO STUDENT ACCOUNTS · NO STORED RESULTS

Word sets

Show archived sets

Save a draft, then publish a frozen copy. Editing a draft never changes a link you already shared.

Edit lesson

DRAFT

Lesson titleSharing link name

Defaults to the quiz title. Use letters, numbers, underscores, or hyphens. Automatic names get a number when already used. You can change a published link name below; older URLs keep working.

Difficulty preset

Pause the chase during questions Move the card after a wrong answer Mistakes make the teacher fasterTeacher speed · 1.25×

1× original · 1.25× faster · 1.5× very fast · 2× relentless. High settings can outrun the player.

Enable jump scares Horror portrait with white eyes

Changing the preset resets these three switches. You can customize them afterward.

Your pursuing teacher

A faceless teacher in a dark suit.

Upload a face photo

Crop a clear face photo. The image appears on the character’s head and becomes visible to anyone with the published lesson link.

Vocabulary cards

CSV template ↓

Add 1–200 unique words. Each round chooses up to eight. Typed answers can include alternatives separated by |.

Changes are not saved automatically.

Published lesson links

Each link fixes the words, image, and settings at publication time. Anyone with an enabled link can play.

Crop the teacher’s face

Center the face in the square. Zoom and adjust its position below.

Zoom

Horizontal positionVertical position

Check CSV import

These questions will replace the cards in the current draft. Nothing is saved until you save the draft.