Print Profile(1)

Description
Alexander’s Experimental Sink Lab
Transform your bathroom sink into a modular STEM-inspired experiment station for toddlers and young scientists.
This project was designed to turn everyday routines into imaginative play while also helping organize sink-side clutter in a fun and engaging way.
The system includes:
- Modular sink trays
- Test tube holders
- Funnel station
- Measuring cups
- Rinse and mixing zones
- Toothbrush experiment cup
- STEM-inspired labels and signage
Designed for:
- imaginative play
- sensory exploration
- STEM learning
- toddler interaction
- bathroom organization
The curved sink-fit design helps maximize usable counter space while giving the station a clean integrated appearance.
Features
- Modular design
- Toddler-friendly sizing
- Large easy-to-clean surfaces
- Multi-color print friendly
- Custom label inserts
- Designed for real daily use
Printing Notes
Recommended Materials:
- PLA+
- PETG for water-heavy environments
Recommended Nozzle:
- 0.4mm
Recommended Layer Height:
- 0.20mm
Most parts print support-free.
Large tray sections may benefit from:
- textured PEI plate
- clean build surface
- auxiliary fan disabled for PLA on smaller sections
Inspiration & Compatibility
This project was partially inspired by the fantastic Shower Time Science Kit by another MakerWorld creator.
If you would like the additional science-themed accessories shown in some of the photos, you can find the original compatible models here:
A huge thank you to the original designer for the inspiration behind expanding imaginative STEM-style bathroom play.
Inspiration
Built for my son Alexander to encourage curiosity, creativity, and hands-on experimentation during everyday routines.
Approved by Chief Scientist Alexander. 🧪🖖
































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