---
product_id: 221391084
title: "Blockaroo Magnetic Foam Building Blocks – 50-Piece Set, Bath & Bathtub Toys for Toddlers, Sensory STEM Building Blocks for Kids Ages 3-5"
brand: "blockaroo"
price: "$253.94"
currency: USD
in_stock: true
category: "Blockaroo"
url: https://www.desertcart.us/products/221391084-blockaroo-magnetic-foam-building-blocks-50-piece-set-bath-bathtub
store_origin: US
region: United States of America
---

# floats in water 360° magnetic rotation dishwasher safe & mold-free Blockaroo Magnetic Foam Building Blocks – 50-Piece Set, Bath & Bathtub Toys for Toddlers, Sensory STEM Building Blocks for Kids Ages 3-5

**Brand:** blockaroo
**Price:** $253.94
**Availability:** ✅ In Stock

## Summary

> 🧩 Build, float, and grow—STEM play that sticks with your child!

## Quick Answers

- **What is this?** Blockaroo Magnetic Foam Building Blocks – 50-Piece Set, Bath & Bathtub Toys for Toddlers, Sensory STEM Building Blocks for Kids Ages 3-5 by blockaroo
- **How much does it cost?** $253.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/221391084-blockaroo-magnetic-foam-building-blocks-50-piece-set-bath-bathtub)

## Best For

- blockaroo enthusiasts

## Why This Product

- Trusted blockaroo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bath Time Revolution:** Transforms bath into a fun, educational, and mess-free play zone with floating blocks.
- • **STEM Growth Catalyst:** Encourages early engineering and creative thinking from toddler to preschool age.
- • **Limitless Imagination:** Open-ended design sparks endless creations from castles to rockets and beyond.
- • **Magnetic Magic Clicks:** Patent-pending foam blocks snap and rotate 360° for frustration-free building.
- • **Durability Meets Hygiene:** 100% dishwasher safe, non-toxic, and built to withstand the toughest play sessions.

## Overview

Blockaroo Magnetic Foam Building Blocks are a 50-piece set of non-toxic, soft foam blocks designed for kids ages 3-5. Featuring patent-pending magnetic technology that allows 360-degree rotation and effortless snapping, these blocks float in water and are dishwasher safe, making them perfect for bath time STEM play. Durable and mold-free, they foster early learning, creativity, and engineering skills while turning everyday moments into imaginative adventures.

## Description

desertcart.com: Blockaroo Magnetic Foam Building Blocks – 50-Piece Set, Bath & Bathtub Toys for Toddlers, Sensory STEM Building Blocks for Kids Ages 3-5 : Toys & Games

## Features

- EASIEST BUILDING SYSTEM FOR YOUNG LEARNERS - Blockaroo Blocks are a new way to build. Our patent-pending foam magnetic blocks click together like magic, rotate 360-degrees, and always attract to each other, creating a multi-sensory experience that your kids will love!
- A STEM TOY THAT GROWS WITH YOUR CHILD - It's never too early to introduce your child to early learning STEM toys. Blockaroo Builders give your toddler the chance to explore shapes, colors, and frustration-free stacking with soft foam blocks that are safe, easy to handle, and connect like magic. Preschool age kids will love them too as they develop engineering and creative thinking skills.
- MAKE BATH TIME FUN, EDUCATIONAL, & HASSLE FREE - Blockaroo builders float in the water, making them the most versatile STEM toy ever created! These non-toxic and incredibly durable blocks make bath time a creative and fun space where kids can get clean while their imaginations set sail. Parents love how Blockaroo builders entertain their kids while bathing, changing bath time from a struggle to an experience kids look forward too!
- LIMITLESS BUILDING POSSIBILITIES - These blocks allow your kids to build anything they can imagine. From castles to robots to airplanes to rocket ships, this open-ended system provides hours of engaging creative play that helps developing minds grow! We have kits in all different sizes and price-points, and you can always mix and match kits for even bigger and crazier creations.
- DISHWASHER SAFE & BUILT TO LAST - We know kids play hard, so we created foam stacking blocks that are safe and tough. Blockaroo builders are tested to the highest levels and exceed all international safety testing standards. These foam blocks are 100% dishwasher safe, mold free, and insanely durable. Toss them in with your dishes and they’ll be sanitized and as good as new! Play with them outside, inside, in the bath, on a road trip, or anywhere your kids feel inspired to build!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08F2T64RB |
| Additional Features | Non Toxic |
| Age Range Description | 3 years and up |
| Best Sellers Rank | #23,248 in Toys & Games ( See Top 100 in Toys & Games ) #247 in Toy Magnetic Building Sets |
| Brand Name | Blockaroo |
| Color | Multicolor |
| Customer Package Type | Flat Free Package (FFP) |
| Customer Reviews | 4.7 out of 5 stars 1,049 Reviews |
| Educational Objective | STEM |
| Included Components | Soft Foam Building Blocks |
| Is Assembly Required | No |
| Item Dimensions | 15.51 x 6.02 x 11.02 inches |
| Item Type Name | Foam Building Blocks |
| Item Weight | 2.41 Pounds |
| Manufacturer | JMW Sales, Inc. |
| Manufacturer Maximum Age (MONTHS) | 72 |
| Manufacturer Minimum Age (MONTHS) | 36 |
| Manufacturer Part Number | BLLGBLD50 |
| Material Type | Foam |
| Model Name | Blockaroo Magnetic Foam Blocks |
| Model Number | BLLGBLD50 |
| Model Year | 2022 |
| Number of Pieces | 1 |
| Operation Mode | manual |
| Power Source | manual |
| Set Name | 50-Piece Set |
| Size | One Size |
| Supported Battery Types | No batteries required |
| Target Audience | toddlers and kids ages 3-5 |
| Theme | Building Blocks |
| Toy Building Block Type | Magnetic Toy Building Block |
| UPC | 816448028823 |
| Unit Count | 1.0 Count |

## Images

![Blockaroo Magnetic Foam Building Blocks – 50-Piece Set, Bath & Bathtub Toys for Toddlers, Sensory STEM Building Blocks for Kids Ages 3-5 - Image 1](https://m.media-amazon.com/images/I/81R4BgBRFiL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: What is the chest made out of?**
A: The storage chest is made of cardboard.

**Q: when will the 100 piece set be back in stock?**
A: We anticipate our next shipment arriving January 2022.

**Q: Why won't this ship to dpo?  the dimensions appear to fit within the restrictions.**
A: Please contact us directly, as this could be an Amazon question.  help@thinkbluemarble.com

**Q: Does every set bring the chest?**
A: No, only the 100 piece set includes the storage chest.

## Frequently Bought Together

- Blockaroo Magnetic Foam Blocks – STEM Preschool Toys for Children, Toddlers, Boys and Girls, The Ultimate Bath Toy – 50 Piece Set, Bath Building Blocks, Engineering Toys for Kids 3-6
- Blockaroo Magnetic Foam Blocks – STEM Preschool Toys for Children, Toddlers, Boys and Girls, The Ultimate Bath Toy – Roadster Set, Bath Building Blocks, Engineering Toys for Kids 3-6
- Blockaroo Magnetic Foam Blocks – STEM Preschool Toys for Children, Toddlers, Boys and Girls, The Ultimate Bath Toy – Castle Set, Bath Building Blocks, Engineering Toys for Kids 3-7

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-20*