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Glow Sticks Are Lighting Up the Fun—But Are They Safe?

Before you toss a handful into your next backyard bash, let’s talk safety and science.

By Missy Robertson, Publisher, Macaroni KID Monroe-West Monroe April 28, 2025

If you’ve dipped your toe into any social media scroll lately, you’ve probably noticed it—glow sticks are having a serious moment. From floating in bathtubs during kiddie spa days to bobbing around in swimming pools and glowing up garden water features, these little tubes of light are everywhere. And we get it—they’re colorful, magical, and super fun. But before you toss a handful into your next backyard bash, let’s talk safety and science.

So... Are Glow Sticks Safe?

The good news? Glow sticks are considered nontoxic. The fluid inside isn’t something you want to sip on, but if one happens to leak and gets on skin or is touched by curious little hands, it’s usually not a cause for panic. However, close supervision is definitely advised—especially with young children, pets, and any tiny humans who might be tempted to chew on them like candy (spoiler alert: they’re not).

For more detailed safety info, check out the experts over at the Poison Control website. It's a great resource to bookmark if glow sticks become a regular part of your party stash.

But Wait—How Do They Actually Glow?

Here’s where things get glow-riously geeky: Each glow stick contains a tiny, thin glass tube inside its flexible plastic shell. The glass tube holds hydrogen peroxide. When you bend the glow stick, you can actually hear the glass crack—that’s the sound of science happening!

Once broken, the hydrogen peroxide mixes with another chemical stored in the plastic outer chamber. The result? A chemical reaction that produces light—no batteries, no heat, just cool, glowing magic.

Fun & Creative Ways to Use Glow Sticks in Water

Now that we’ve got the safety basics and the science down, let’s dive into some glow-tastic ideas for water fun:

💧 Glow Pool Party

Toss glow sticks in the pool for a nighttime swim that looks like a galaxy come to life. Just be sure to pick them up before bedtime to avoid accidental leaks.

🛁 Kiddie Spa Bath

Pop a few glow sticks in the tub with some bubbles and bath toys for a relaxing, sensory-friendly soak your little ones will love.

🌊 Backyard Water Table Fun

Add glow sticks to your toddler’s water table in the evening—it turns a classic toy into a glowing wonderland.

🎣 Glow Stick Fishing Game

Use glow sticks in bottles or containers for an evening "fishing" game in the kiddie pool. Use nets or tongs to “catch” the glowing treasures.

🌧️ Rainy Day Water Feature

Float glow sticks in vases, birdbaths, or even a big bowl of water indoors on a gloomy day for a quick mood boost.

The bottom line? Glow sticks can absolutely light up your family’s playtime—literally and figuratively. Just remember to keep a close eye on the littles, dispose of used sticks properly, and enjoy the glow safely.

So go ahead, embrace the trend, and add a little magic to your next water activity. Because everything’s better when it glows. ✨


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