← Toolkit

Data Table → Chart Builder

Paste a table from a spreadsheet or lab notebook — pick your columns and get a chart, right in your browser

1 · Paste Data

Tab- or comma-separated — copy straight out of Excel, Sheets, or a table

or drag a .csv / .tsv / .xlsx file onto the box above

Sheet

First row is column headers

Saved datasets

Saved to this browser only — nothing is uploaded.

2 · Columns

Category / X-axis column

Value column(s)

Only columns that look numeric are offered here.

Error bars — pick a "± value" column per series above

X column (numeric)

Y column (numeric)

More Y columns (each one is its own series)

Show trendline (best fit)

Logarithmic X axis (powers of ten)

Logarithmic Y axis (powers of ten)

Fit

3 · Chart Options

Bar Line Pie Scatter Box & Whisker

Chart title

Y-axis label

Show values on chart

Sort by value (largest first)

Grayscale / print-safe colors (for black-and-white printers)

Annotations

Mark the scatter in its own numbers: shade a range, point an arrow, or label a point. They stay on their points if you change the axes. They travel in a share link and are not saved on this device.

Add a

From X

To X

From Y (optional)

To Y (optional)

Label (optional)

4 · Preview & Download

Paste a data table on the left to get started.

Download filename

Prints just the axes and category labels — no bars, lines, or values — so students can plot the data by hand from a handout of the numbers.

5 · Chart sheet

Collect up to 6 charts, change the data or the type between each, and print them together on one page or several.

Charts per page

The sheet lives on this page only; it is not saved or shared when you leave.