Tools for Educators & Teachers
126 toolsDigital tools for modern classrooms. Text-to-speech for reading assistance, visual schedules, sign language resources, live captions, and accessibility testing.
Weather
Hourly and 9-day weather from two independent forecast models at once — with the disagreement between them shown, not hidden.
Tally Counter
Count events with one tap: people at the door, knitting rows, training laps. Several categories at once, step, target, undo, pace and CSV export.
Delay-line reservoir computing
Move the feedback gain and watch the reservoir’s memory change.
Calendar
Calendar with tasks and repeating entries. Week, month, list. Subscribe from Google or Apple, publish your schedule on your profile.
Microsoft Access Database Recovery
Pulls tables and records out of damaged .accdb and .mdb files, even when the header or catalog is destroyed. Exports to Excel, CSV, JSON and SQL.
Extract PDF Pages
Pull selected pages from a PDF into a single new file. Pick by number, by range, or by clicking thumbnails. Bookmarks survive.
Remove Pages from PDF
Delete unwanted pages from a PDF. Click thumbnails or type a range. Blank-page sweep included. No size cap.
Rotate PDF
Rotate PDF pages 90, 180 or 270 degrees per page or all at once. Preserves bookmarks and page labels. In the browser.
Crop PDF
Trim white borders from a PDF. Auto-detect ink, set margins in mm/in/pt, preview live. Vector output, in the browser.
JPG to PDF
Convert JPG, PNG, WebP, AVIF or HEIC images to one PDF. Drag to reorder, rotate, set page size + margins.
PDF to JPG
Convert PDF pages to JPG, PNG or WebP images. Pick DPI, page range and quality. Multi-page output as a ZIP. In the browser.
Word to PDF
Convert .docx to PDF in the browser. A4, Letter, three quality levels, custom margins. No installation.
Breadboard Simulator
A virtual solderless breadboard: plug parts into holes, run jumpers — the circuit really computes.
Perfboard Layout
Lay parts out on a solder board, draw the traces and check the circuit before you pick up the iron.
Lorem Ipsum
Generate placeholder text in 10 languages — exact word or character count, HTML, Markdown or plain. Presets for meta, tweet, SMS.
Text Rewriter
Rewrite editor: paraphrase, change tone, shorten, simplify or fix your text — in its own language, with the changes highlighted.
Video Dubbing
Dub video into another language: AI speech translation, a voice cloned from the video or studio AI voices, music kept. Video, track & SRT export.
Audio Translator
Translate an audio recording into another language and hear it: podcasts, interviews, lectures, voice notes. Audio, transcript and subtitles out.
Air Draw
A free tool to draw in the air with your hand: a hand-tracking model follows your fingertip and a neon brush paints the line. Pinch your fingers to draw, open them to stop.
Russian cursive
See how any Russian letter or word is written in cursive, play the writing animation and print a tracing worksheet.
Portuguese cursive
See how any letter or word is written in Brazilian school cursive (letra cursiva), play the stroke animation and print a tracing worksheet.
Color Mixer
Mix two or more colors and see the real result — like real paint (blue + yellow = green), as light, or digital. In your browser.
3D Earth Globe
Interactive 3D Earth globe with real-time day & night, sun position, country search and live ISS tracking. Free, in your browser.
Moon
Moon phase now, lunar day counted from moonrise at your location, rise and set, distance and a phase calendar. 3D globe with real libration.
