Teach math, live.
A free collaborative whiteboard for digital math classes. Invite your students with a join-code. Add equations, graphs, drawings, tables, and images — then export the whole lesson as a PDF.
Live LaTeX
Type math in plain notation or LaTeX and see it typeset instantly.
Graphs
Plot functions from equations with automatic axes and scaling.
Drawing tools
Pen, eraser, shapes, straight lines, colors, and undo.
Tables & images
Add editable grids and paste or upload images.
Collaboration
Share a join code so students can follow in real time.
PDF export
Download the whole lesson exactly as it looks.