Build Your Own Spectroscope, Pack of 25 – Astronomers Without Borders

OneSky Newtonian - Astronomers without borders - Page 140 - Beginners Forum (No Astrophotography) - Cloudy Nights

StarSense Explorer DX 102AZ Smartphone App-Enabled Refractor – Astronomers Without Borders

OneSky Newtonian - Astronomers without borders - Page 271 - Beginners Forum (No Astrophotography) - Cloudy Nights

EISCO Economy Spectroscope Tube - 500 Lines/mm Grating - Eisco Labs: : Industrial & Scientific

Making CD Spectroscope - DIY Space science experiment

OneSky Newtonian - Astronomers without borders - Page 140 - Beginners Forum (No Astrophotography) - Cloudy Nights

Make A DIY Spectroscope - Little Bins for Little Hands

Spectroscope | Home Science Tools

Educational-Quality Spectroscope for the Classroom

Astronomers Without Borders Online Store

OneSky Newtonian - Astronomers without borders - Page 140 - Beginners Forum (No Astrophotography) - Cloudy Nights

EISCO Economy Spectroscope Tube - 500 Lines/mm Grating - Eisco Labs: : Industrial & Scientific

Build Your Own Spectroscope, Pack of 25 – Astronomers Without Borders

DIY Smartphone Spectroscope - ASTRO 3D

DIY Spectrography on a Budget