Pop n fun bath drops on table with WunderBag and hang tag on yellow background

Wunderkits pop n fun kit with labeled components on a white background

Woman and two children sitting at a table making Wunderkits Pop N Fun Bath Drops kit in a home setting.

Two children interacting with a colorful bath drops in bath

Child wearing a colorful hooded towel in a bathroom with pop n fun bath drops in hand

Children's hands engaging with colorful play materials on a white surface, including a book and small containers.

Boys at table in kitchen using pop n fun bath drops in bowl

Pop 'n Fun Crackling Bath Drops Kit

Name: Pop 'n Fun Crackling Bath Drops Kit
Brand: Wunderkits
SKU: WUN-3
Price: 45.00 USD
Availability: InStock

$45.00

9+

Sparkle & Wow Solo Maker Science Vibes

All-in-one, pre-measured ingredients — no shopping required
Cosmetic-grade, skin-safe ingredients
Illustrated WunderSquad guide included
Gift-ready WunderBag
Free from parabens, sulfates, phthalates & synthetic dyes

30-day Wunderkits Return Policy

Mix. Shape. Drop. Watch it fizz and listen to it crackle. Kids will love making their own bath drops from scratch, then toss them in with shimmery popping crystals for a bath that fizzes, snaps, and swirls with color. KA-POW.

Each kit makes about 86 bath drops, enough for 4 crackling baths (we recommend up to 20 per bath). Includes 16.5 oz of bath rock mix, 2 oz of popping crystals, 4 bright colors, 2 shimmer accents, and plant-based fragrance.

Get one, gift one! Free shipping on orders $90+

Pop 'n Fun Crackling Bath Drops Kit

$45.00

Transparency matters

What's Inside the Pop 'n Fun Crackling Bath Drops Kit

Sourced, measured, and tested. So you don't have to.

Every ingredient was chosen for quality, pre-measured to exactly what this kit needs, and tested with kids. Here's what went into that.

Keepsake & Finishing Touches

WunderBag KeepsakeKeepsake zip bag, gift-ready and perfect for storing your finished bath drops

Holographic bag GiftingShow off your finished bath drops in style — perfect for gifting or display

Ingredients & Additives

Milk bath mix NaturalBaking soda, cornstarch & coconut milk powder — pre-measured and ready to mix

Citric acid NaturalCreates the fizz when your drops hit water — pre-measured to work perfectly with this recipe

Dendritic salt NaturalAbsorbs and holds fragrance — releases slowly as it dissolves in the bath

Popping crystals SensoryOptional add-on for multi-sensory, crackling fun baths — mix in for an extra pop of excitement

Safflower oil NaturalA lightweight plant-based oil — pre-measured for this recipe

Polysorbate 80 (optional) Craft AidAn emulsifier that binds oil and water — reduces ring around the tub. Recommended but optional

Natural fragrance Plant-Based100% plant-based and phthalate-free — not synthetic. Curated for kids and pre-measured to the safe usage rate

Dye-free mica (4 colors) Skin-SafeDye-free, ethically sourced & vegan

Sparkling mica (2 shades) Skin-SafeAdds shimmer and sparkle to your finished bath drops

Tools & Extras

Paper mixing bowls (4) ToolsNo raiding the kitchen — four bowls included so grown-ups don't have to

Stir sticks, mini scoops & dropper ToolsEverything to measure and mix — pre-portioned so there's no guesswork

Drop Maker spoon ToolsThe magic scoop — shape every one of your 86 bath drops, one satisfying press at a time

Coloring mess mat WunderSquadProtect the table; embrace the process

Disposable gloves ToolsKid-sized and ready to go

Sticker sheet WunderSquadPersonalize and label your finished creations

Instruction manual + video tutorial IllustratedStep-by-step instructions and video tutorial for every kit

All ingredients are pre-measured to exact kit quantities. The WunderBag and holographic bag are yours to reuse or gift. Popping crystals are an optional add-on for extra sensory fun.

Full ingredient list: Sodium Bicarbonate, Citric Acid, Zea Mays (Corn) Starch, Sodium Chloride, Cocos Nucifera (Coconut) Milk Powder, Carthamus Tinctorius (Safflower) Seed Oil, Polysorbate 80, Fragrance (100% Natural), Mica (CI 77019), Fluorphlogopite, Titanium Dioxide (CI 77891), Iron Oxides (CI 77491, CI 77492, CI 77499), Manganese Violet (CI 77742), Tin Oxide (CI 77861). Popping crystals contain: Sugar, Citric Acid, Lactose, Carbon Dioxide.

Free from Harsh Chemicals

No parabens, phthalates, sulfates, or synthetic dyes. Every ingredient is cosmetic-grade and clearly listed.

Pre-Measured & All-in-One

Everything kids need arrives in one WunderBag. No shopping for supplies, no prep work, no guessing.

Kid-Friendly Activity Lengths

Designed to hold attention from start to finish. Long enough to feel meaningful, short enough to keep it fun.

Gift-Ready Packaging

The WunderBag arrives beautifully packaged and ready to give — no extra wrapping needed.

Got questions?

Frequently Asked Questions

Is this kit safe for kids?

+

All Wunderkits ingredients are cosmetic-grade and are free from parabens, sulfates, phthalates, and synthetic dyes. Adult supervision is required for younger kids and recommended for older kids. Our kits are meant to be enjoyed together.

What age is this kit for?

+

This kit is designed for 9+. Younger kids will need more guidance from a grown-up; older kids can follow the illustrated WunderSquad manual fairly independently.

How many times can we use this kit?

+

This kit includes enough ingredients for 86 crackling, shimmering bath drops, meant to be completed in one creative session. The keepsake WunderBag works great for storing reusable tools or anything kids want to stash.

Is the finished product actually usable?

+

Everything kids make with Wunderkits uses cosmetic-grade ingredients, so the finished soap, bath bomb, or milk bath blend is real and ready to use. Kids can use it themselves or gift it.

What is your return policy?

+

We offer 30-day returns for unopened and unused kits. If something arrives damaged or isn't right, contact us and we'll make it right. Please see our Returns & Refunds page for more information.