3D Printing Videos, Tips & Tutorials

Build an ESP32-S3 Desk Buddy With a Real Personality

Build Desk Pal Buddy, a 3D printed desk pet on a round Waveshare ESP32-S3 touch screen. Print a three-part case, flash it from your browser, and he giggles, gets grumpy, falls asleep and reminds you to drink water.

Build an Interactive ESP32-C6 Desk Buddy for Under $20

Build Slab eyes, an interactive desk buddy with animated eyes, from a Waveshare ESP32-C6 screen and a two-part 3D printed case. No soldering: press it together, flash the code from your browser, and poke it with the BOOT button. Free guide and files.

Design Custom LEGO-Style Brick Sets with Free PDF Instructions

Steve (3D Jesus) builds a custom model in PrintPal's free 3D Brick Builder, downloads every brick as a printable STL in one ZIP, and gets an auto-generated PDF instruction booklet. Includes his tolerance tips for printing LEGO-style bricks.

Make a Custom 3D Printed QR Code Stand with a Free Generator

Steve (3D Jesus) turns his YouTube link into a scannable 3D printed QR code with PrintPal's free QR Code Generator, then adds a desk stand and a SCAN ME frame. Ideal for craft fair tables, shop counters and guest Wi-Fi signs.

9 FREE 3D Printing Tools You'll Wish You Found Sooner

Steve (3D Jesus) tests nine free PrintPal browser tools with real examples: AI image-to-3D, name signs, a brick builder with PDF instructions, an STL puzzle maker, QR code stands, 3D text, nameplates, text flip and vases. Honest verdicts on each.

Parametric CAD from a photo using PrintPal

Turn a text prompt and reference photo into editable, parametric OpenSCAD code with built-in printability checks.

Stop 3D Printing Ugly Holes (Design + Slicer Fix)

How to Fix Ugly 3D Printed Holes Forever! (CAD & Slicer Fix)

The BEST Generation of 3D Printing began - Flashforge Creator 5 review

A beginner-friendly $699 3D printer with a 4-nozzle system that prints multicolor models 80% faster and cuts filament waste by 70%.

9 Slicer Hacks You Wish You Knew Sooner - in 9 min

Nine game-changing slicer tricks that save time, filament, and frustration — from keyboard shortcuts to mesh booleans and print pausing.

CAD Agent, but the Prompts Double

A chat-driven CAD agent that writes real OpenSCAD from your prompts, so every dimension stays editable and every design keeps evolving.

Make Money 3D Printing Molds (and ZERO Experience)

Turn your 3D printer into a mold-making business. Print custom candle molds with Meshcast, skip CAD, and sell bundles—no experience required.

Why your 3D Prints Look Ugly (Quick Fix)

Struggling with stringy, sagging bridges? Master cooling, flow ratio, bridge speed, and fake bridges to get clean overhangs without supports.

Connect 3D Prints Without Modelling, In 10 Seconds

Five slicer cut-tool connectors — dovetail, angled groove, dowel, plug, and snap fit — for splitting and joining big 3D prints without CAD.

How To Stop Using Supports (WIth One Setting)

Enable Wave Overhangs in Orca Slicer to print 90° overhangs without supports using a single experimental setting.

Design Snap Fits in Fusion 360 (But Easy)

Step-by-step Fusion 360 tutorial showing how to model, sweep, and tolerance a working snap fit joint for 3D printing.

Design Fusion Threads for 3D Printing 2026 version

A step-by-step Fusion 360 guide to designing your own 3D-printable screw thread — from simple cylinders to a fully threaded, printable cap.

Viral 3D Printing Hacks Tested: What Actually Works

CAD for Beginners: Design 3D Prints Using AI (No Skills)

Describe a part in plain English and PrintPal's CAD Agent writes real, printable OpenSCAD, then exports STL or 3MF for FDM printing.