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June 19, 2026

Making Your MOCs Move: Managing Motorized LEGO Models

June 19, 2026/ Dave Schefcik
Making Your MOCs Move: Managing Motorized LEGO Models

Adding movement to a LEGO MOC is one thing. Keeping it running for an entire convention weekend is something else. Bethany Wright shares the lessons she learned through trial, error, repairs, and plenty of white LEGO dust.

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June 19, 2026/ Dave Schefcik/ 1 Comment
Conventions, Deep Dive, Guest Article
Movement, Mechanisms, Conventions, MILS, Gears
May 02, 2026

Everything You Want To Know About LEGO Gears

May 02, 2026/ Ronald Vallenduuk
Everything You Want To Know About LEGO Gears

Join us as we explore the history of LEGO gears, the different types, how they work together (or don’t), and why they have so many teeth!

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May 02, 2026/ Ronald Vallenduuk/ 9 Comments
Deep Dive
Technic, Gears, Ratios, Samsonite, history, math
December 08, 2024

When Technic Wasn't Technic

December 08, 2024/ Ronald Vallenduuk
When Technic Wasn't Technic

You might think LEGO Technic has a straightforward past, but then BrickNerd wouldn’t be publishing an article about it! Come find out when Technic wasn’t Technic.

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December 08, 2024/ Ronald Vallenduuk/ 10 Comments
Deep Dive, Theme 101
Technic, Gears, Samsonite, Liftarm, Mindstorms, Bionicle, Forma, Racers
February 25, 2024

Brick Engineering: Planetary Gear Trains

February 25, 2024/ Michael J
Brick Engineering: Planetary Gear Trains

Happy Engineers Week! Join Michael as he explores the 6x6 quarter-circle gear racks to make LEGO planetary gear trains.

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February 25, 2024/ Michael J/ 4 Comments
Techniques
Technic, technique, Gears, Planetary, transmission, Engineering, Planetary gear, sun gear, ring gear, LEGO
November 28, 2014

Mechanical Bug

November 28, 2014/ Tommy

Do you suppose less people would be creeped out by bugs if they were steam powered and had adorable little gears and complex mechanisms inside them? One can only suppose, but we can envision that possibility with this brilliant mechanical beetle by Dwalin Forkbeard.

Mechanical Bug
Mechanical Bug (mechanism)
November 28, 2014/ Tommy/ Comment
MOC Spotlight
Entomology, Bugs, Beetle, Steampunk, Gears, LEGO

Tommy


Featured
Boarding Now: LEGO Takes Flight at San Diego Comic-Con 2026
Boarding Now: LEGO Takes Flight at San Diego Comic-Con 2026

LEGO took a different approach to San Diego Comic-Con this year, transforming its booth into a travel-themed gateway to Star Wars, Pokémon, Ninjago and more. We explore the sights, reveals, and thinking behind LEGO’s Smart Play-centric Comic-Con 2026 experience.

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Evolution of a Cheese Slope Mosaic
Evolution of a Cheese Slope Mosaic

Today we are joined by Katie Walker who shares the concept of a “Flash MOC” and the evolution of one of her stunning backlit LEGO cheese slope mosaics.

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How to Make a Cheese Slope Mosaic
How to Make a Cheese Slope Mosaic

Today we are joined by Katie Walker who shares the steps of creating a LEGO cheese slope mosaic that almost looks like a stained glass window.

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Everything You Want To Know About Cheese Slope Mosaics
Everything You Want To Know About Cheese Slope Mosaics

What is a LEGO cheese slope and how can you tessellate them to make patterns that dazzle and amaze? This tutorial will teach you everything you need to know about cheese slope mosaics.

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A Botanical Battle Pack: Building Trees with the Hibiscus and Mini Bonsai Sets
A Botanical Battle Pack: Building Trees with the Hibiscus and Mini Bonsai Sets

Can LEGO Botanical sets be used as “tree battle packs”? Yes! Here’s how to transform 10373 Mini Bonsai Trees into minifig-scale trees for all your MOC needs.

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LEGO Contest Round-Up for August 2026
LEGO Contest Round-Up for August 2026

August is here with a fresh selection of LEGO contests and challenges. Don’t miss your chance to build a MOC and maybe even win some awesome LEGO prizes. With Frogust, Paradisa, and even some stop-motion in the mix, there’s plenty of inspiration to start building!

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Automating the LEGO Donkey Kong Arcade: The Kong-o-Matic 2000
Automating the LEGO Donkey Kong Arcade: The Kong-o-Matic 2000

Sometimes the best LEGO projects solve problems nobody actually has. Follow the design of the Kong-o-Matic 2000, a motorized machine that plays LEGO Donkey Kong so you don’t have to!

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Instructions to Build an Upscaled LEGO Pine Tree
Instructions to Build an Upscaled LEGO Pine Tree

Now you can build your own iconic upscaled LEGO tree! Instructions are available right here on BrickNerd and in BrickJournal’s most recent issue.

Read more →

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