Baking Soda Crystals Experiments May 2026

Now go make some sparkling science!

When people think of growing crystals at home, they usually reach for borax or salt. But baking soda (sodium bicarbonate) is a fantastic—and often overlooked—crystal-growing medium. Unlike sharp, needle-like borax crystals, baking soda forms beautiful, rhombic (diamond-shaped) crystals that are soft, silky, and wonderfully sparkly. baking soda crystals experiments

Shine a flashlight behind the jar. The crystals will glow with an icy, translucent brilliance. Better yet, look at them under a cheap microscope—you’ll see stepped layers and right-angled corners that look like a miniature futuristic city. Now go make some sparkling science