The Best Building Sets & Blocks 2025

1. LEGO Star Wars: Destroyer Droid

The deadly Lego® Destroyer Droid rolls in front of its enemy like a ball and then suddenly leaps up with all weapons locked and loaded.

Just like in the movie Star Wars®, where you first met this evil character.

2. LEGO Ninja Fire Fortress 3052

About this item Toss the net over the front to capture attackers! Pull the sword from the roof to send a rock falling on intruders! Cannon really fires! Includes three ninja minifigures, including a rare ninja master! Contains 167 pieces, for ages 7+

Set includes 167 interlocking pieces and 3 mini figures for hours of fun!

3. LEGO Castle: Bull's Attack

Clearance! Was $48.88 The Bulls are ready for action with this LEGO set.

It's the Bulls vs. the Lions with this active Lego set. The rough and rowdy Bulls attack with all their weapons, including rock-launching catapults and bruising battering rams.

4. LEGO Arctic Mobile Outpost 6520

Town Arctic Series;Contains 216 pieces including 2 minifigs;For ages 7-12;Released in 2000;WARNING: Choking Hazard - contains small parts - not for children under 3 years of age

Includes: Mobile Outpost Snowtracker Snowmobile Mini figure and polar bear for artic excitement for true explorers

5. LEGO Star Wars: Sith Infiltrator

This long, slender ship carries Darth Maul and his Sith speeder.

Detach the rear of the ship to reveal a smaller transport unit. Fold the wings up and down and open the rear gate to expose Darth Maul on his Sith speeder. 174 interlocking pieces Includes double-bladed lightsaber and 3 Sith probe droids

6. Star Wars Lego TIE Interceptor Ultimate Collector Series 7181

Star Wars Lego TIE Interceptor Ultimate Collector Series 7181

RARE Lego 7181 TIE Interceptor - Year released: 2000,Piece detail: 703 elements,The instruction manual guides you to build a display stand that the completed TIE is placed upon.,The stand is adjustable to allow two different degrees of model display tilt,Incredible model to display.

7. LEGO Star Wars: X-wing Fighter

Clearance! Was $149.97 Luke Skywalker's X-wing Fighter is poised for take-off and ready to fight the Death Star!

This is one of the best Rebel starfighters around - it's a must-have for your LEGO® SYSTEMS Star Wars® classic collection.

8. Lego Mindstorms Robo Sports

Lego Mindstorms Robo Sports

Choose from 90 additional pieces to increase your robot's speed, flexibility and range of motion. Includes extra motor, CD-ROM software with 12 guided challenges and building tips in the Constructopedia Comes with 90 LEGO pieces

9. Lego Mindstorms Extreme Creatures

Lego Mindstorms Extreme Creatures

For use with Lego Robotics Invention System. Use flashing fiber optics to alarm intruders or lure unsuspecting prey. Set includes: CD-ROM software with 12 guided challenges Building tips in the Constructopedia and fiber optic system 149 Lego pieces

10. LEGO Racers

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LEGO Racers