The Layer Guide

Welcome to The Layer Guide, where we turn complex 3D printing concepts into clear, actionable advice. Whether you’re a parent seeking the safest 3D pen for your child or an enthusiast ready for a budget 3D printer, start exploring our honest reviews and step-by-step projects.

  • PLA vs ABS 3D pen: the honest comparison

    The essential takeaway: Plant-based PLA serves as the safest, odor-free choice for detailed indoor creativity. In contrast, petroleum-based ABS delivers the robust durability of LEGO bricks for functional items, though it demands ventilation. Understanding this distinction guarantees a better drawing experience, so explore our PLA and ABS filaments to equip your next project. Are you…


  • The Best 3D Pens for 2025: Top Picks for Every User (Beginners, Pros, & Kids)

    3D pens have evolved dramatically over the past few years, and 2025 models represent the pinnacle of this technology. With faster heating times, improved ergonomics, wider material compatibility, and smarter temperature controls, today’s 3D pens offer capabilities that were unimaginable just a generation ago. Whether you’re an artist looking to bring your sketches into the…