LEGO® News, Guides and Insights
BlueBrixx Blaustein Castle dimensions: how big each expansion makes it
How big does BlueBrixx Blaustein Castle get? We list its size after every expansion, convert it to studs and work out how much surface the full castle needs.
Marcus
Lego 9V train: track, speed regulator, motor and what still fits
Lego's 9V trains ran from 1991 to 2007 on power fed through the rails. We explain the track, regulator and motor, what works with Powered Up and older trains, and what to check before you buy used.
Marcus
Lego MILS plates: how to build a raised base for your city
MILS turns loose baseplates into raised 32 × 32 modules that pin together. Here are the rules, the heights, a parts list per module and the alternatives.
Marcus
How to identify Lego pieces: design ID, element ID and colour
How to identify a Lego piece by the number moulded on it, the element ID in the instructions, its colour or a photo, with four worked examples and a Lego vs BrickLink colour chart.
Moritz
Lego light kits: how they work and what to check before you buy
A light kit adds tiny LEDs on thin cables to a Lego model you already own. We explain the parts, the power options and the installation, and what to check before you order one.
Marcus
Lego robotics programming: which hub, which app and which language today
Mindstorms is gone and SPIKE is retired. We map every Lego hub to the software that still runs it, the coding language it teaches, what it costs and which age it suits.
Moritz
Lego replacement stickers: how to get a new sticker sheet
A sticker sheet missing, ruined or applied crooked? Here is how to request a replacement from Lego, identify the exact sheet, buy an original or reproduction, and apply the new stickers cleanly.
Marcus
Best Lego Star Wars sets: our picks for display, play and budget
The best Lego Star Wars sets on sale now, sorted by what you want them for: a shelf model, a ship to play with, a small budget or lots of minifigures. Every pick comes with Lego's stated size.
Luke
Lego brick dimensions: studs, plates and bricks in mm and inches
Every Lego brick follows one grid: 8 mm per stud, 9.6 mm per brick and 3.2 mm per plate. Here are the exact measurements, conversion charts for mm, cm and inches, and the ratios that make sideways building work.
Moritz
Lego sets for couples: 7 sets two people can build at once
The best Lego sets for couples come with several instruction booklets or separate sections, so two people can build at the same time instead of taking turns.
Marcus
Lego investment study: It's not what you buy, it's what you pay
Brickfact collectors earn a median return of 7.0% a year. Those who buy at least 40% below RRP earn 14.2%, with sets that are no better than anyone else’s.
Moritz
Lego minifigure scanner: which apps read the box code
Scan a Lego minifigure box before you buy it: which code to read, which apps know which series, what the small codes and regional versions change, and what to do with loose figures.
Luke
