Hands-on spectroscopy of real-world light sources Bring real-world spectroscopy into your classroom with the Project STAR Spectrometer, a dependable, student-friendly instrument for exploring light from everyday and scientific sources. Students can investigate flame spectra, streetlights, and the solar spectrum, making abstract ideas about light and energy concrete and observable. Because the scale is labeled in both nanometers and electron volts, the spectrometer fits naturally into physics and chemistry labs, supporting cross-disciplinary instruction. Constructed from durable plastic and sized for comfortable handheld use (31 × 18 cm), the Project STAR Spectrometer also includes a built-in chart of common spectral lines, helping students identify elements and interpret what they see with confidence. Why Teachers Love the Project STAR Spectrometer Cross-disciplinary design: Dual labeling in nanometers and electron volts supports both physics and chemistry instruction. Real-world relevance: Analyze spectra from flames, streetlights, and the Sun—sources students recognize and relate to. Built-in reference support: Integrated chart of common spectral lines helps students identify elements and check results. Simple and dependable: No electronics or software required—just observe, measure, and analyze.