Best Building Sets for Kids

From first blocks to advanced engineering sets: here's what's actually worth building.

Our picks, in stock now

Sold and shipped by USA Toy Deals, not Amazon.

DIY Construction Marble Race Run Maze Balls Track plastic house Building Blocks

$26.99

Buy now

Baby Toys Magnetic Stick Building Blocks Game Magnets Children Set Kids Magnets For Children Magnetic Toy Bricks

$29.99

Buy now

More building sets on Amazon

Affiliate picks. As an Amazon Associate I earn from qualifying purchases.

New

Ages 8+

LEGO Creator 3 in 1 Retro Camera Toy, Transforms to Retro Video Camera or to TV Set, Photography Gift for Boys and Girls Ages 8 Years Old and Up Who Enjoy Creative Play, 31147

4.9 · 4,377 reviews

Mid-range

See price on Amazon

New

Ages 7+

LEGO Technic Yellow Motorcycle Toy - Building Toy for Boys & Girls, Ages 7+ - Model Kit with Detailed Features - Bedroom Decor for Kids - Gift for Birthdays - 42225

4.7 · 27 reviews

Budget-friendly

See price on Amazon

New

Ages 6+

LEGO Star Wars: The Clone Wars Captain Rex Y-Wing Microfighter Building Set, Collectible Star Wars Y-Wing Toy for Kids with Captain Rex Minifigure, Gift for Boys & Girls Ages 6 and Up, 75391

4.8 · 2,316 reviews

Budget-friendly

See price on Amazon

New

Ages 4+

LEGO City Police Car Toy 60312 for Kids 5 Plus Years Old with Officer Minifigure, Small Gift Idea, Adventures Series, Car Chase Building Set

4.8 · 10,934 reviews

Budget-friendly

See price on Amazon

New

Ages 4+

LEGO Marvel Dancing Groot, Guardians of The Galaxy Toy, Buildable Birthday Gift, Marvel Toy, Super Hero Hand-Operated Interactive Playset, Marvel Gift for Kids, Animated Groot Figure, 76297

4.8 · 1,340 reviews

Splurge

See price on Amazon

New

Ages 7+

LEGO Creator 3 in 1 Aircraft Race Plane Toy - Building Toy with 3 Building Options, Airplane, Fighter Jet, or Helicopter - Gift Idea for Kids, Boys and Girls, Ages 7+ - 31160

4.8 · 1,851 reviews

Budget-friendly

See price on Amazon

New

Ages 7+

LEGO Creator 3 in 1 Wild Animals Surprising Spider Toy - Building Toy with 3 Build Options, Spider, Scorpion, or Snake - Animal Figures for Kids, Boys & Girls, Ages 7+ - Gift Idea for Birthday - 31159

4.8 · 2,703 reviews

Budget-friendly

See price on Amazon

New

Ages 8+

LEGO Creator 3 in 1 Cute Bunny Toy - Building Toy Set with 3 Build Options, Bunny, Seal, or Llama - Animal Figures for Kids, Girls and Boys, Ages 8+ - Gift Idea for Birthdays - 31162

4.8 · 2,042 reviews

Mid-range

See price on Amazon

New

Ages 6+

LEGO NINJAGO Kai's Motorcycle Speed Race Building Toy for Kids - Pretend Play Motorcycle Toy with 2 Minifigures - Building Blocks for Boys & Girls, Ages 6+ - Gift Idea for Birthdays - 71838

4.8 · 624 reviews

Budget-friendly

See price on Amazon

New

Ages 10+

LEGO Minecraft The Creeper Kids Building Toy - Minecraft Toy for Boys & Girls, Ages 10+ - Room Decor for Gamers w/ 1st Version Creeper Minifigure - Gift for Birthdays - 21276

4.9 · 1,421 reviews

Mid-range

See price on Amazon

New

Ages 9+

LEGO Speed Champions Lightning McQueen Toy - Disney Pixar Cars Building Blocks for Kids, Boys & Girls, Ages 9+ - Pretend Play Race Car & Bedroom Shelf Display - 77255

4.9 · 532 reviews

Mid-range

See price on Amazon

New

Ages 18+

LEGO Super Mario Piranha Plant Building Sets for Adults - Mario Collectible for Men & Women, Ages 18+ Years - Gift for Birthdays - Bedroom, Home Office, or Book Shelf Decor - 71426

4.9 · 4,591 reviews

Splurge

See price on Amazon

New

Ages 6+

LEGO Marvel Spider-Man vs. Ghost Rider Motorcycle Building Toy for Boys & Girls, Ages 6+ - Super Hero & Villain Playset W/2 Marvel Minifigures - Gift Idea for Kids & Fans - 76335

4.8 · 394 reviews

Budget-friendly

See price on Amazon

New

Ages 18+

LEGO Botanicals Mini Orchid Building Set - Artificial, Fake Orchid for Home Decor, Adults Ages 18+ - Gift for Birthdays - Indoor Plant Decorations for Table, Desk, Office - 10343

4.9 · 4,538 reviews

Mid-range

See price on Amazon

New

Ages 9+

LEGO Speed Champions Time Machine from Back to The Future Building Toy for Kids - Pretend Play & Display Car Toy W/2 Build Modes for Boys & Girls, Ages 9+ - Gift Ideas for Birthdays & Fans - 77256

4.9 · 932 reviews

Mid-range

See price on Amazon

New

Ages 9+

LEGO Speed Champions 2 Fast 2 Furious Nissan Skyline GT-R (R34), Race Car Toy Model Building Kit, Collectible with Racer Minifigure, 2023 Set for Kids, Boys and Girls Ages 9 and Up 76917

4.8 · 8,970 reviews

Mid-range

See price on Amazon

New

Ages 18+

LEGO Icons Golden Retriever Puppy Building Set for Adults, Ages 18+ - Decor for Home, Bedroom, or Book Shelf - Gifts for Women & Men - Posable Dog Figure - 11384

4.8

Splurge

See price on Amazon

New

Ages 4+

LEGO Botanicals Happy Plants Building Toy for Kids, Girls, and Boys 9+ - Playroom Decor for Desk or Shelf - Birthday Gift Idea for Young Gardeners - Artificial Indoor Plant for Play & Display - 10349

4.9 · 3,173 reviews

Mid-range

See price on Amazon

New

Ages 7+

LEGO Creator 3 in 1 Flatbed Truck with Helicopter Toy, Transforms from Flatbed Truck Toy to Propeller Plane to Hot Rod and SUV Cars, Gift Idea for Boys and Girls Ages 7 Years Old and Up, 31146

4.8 · 5,818 reviews

Mid-range

See price on Amazon

New

Ages 4+

LEGO Classic Medium Creative Brick Box 10696 Building Toy Set - Featuring Storage, Includes Train, Car, and a Tiger Figure, and Playset for Kids, Boys, and Girls Ages 4-99

4.8 · 56,597 reviews

Mid-range

See price on Amazon

New

Ages 18+

LEGO Ideas Floating Sea Otters Building Sets for Adults - Room or Office Decor for Women & Men, Ages 18+ - Gift Ideas for Birthday - 21366

4.9 · 28 reviews

Splurge

See price on Amazon

New

Ages 9+

LEGO Technic NASA Artemis Space Launch System Rocket Building Toy for Boys & Girls - STEM Learning & Space Toy W/3-Stage Launch Function for Kids, Ages 9+ - Idea for Birthdays - 42221

4.9 · 191 reviews

Splurge

See price on Amazon

New

Ages 18+

LEGO Super Mario Game Boy - Retro Building Sets for Adults, Ages 18+ - Gifts for Birthdays - Collectible Model with Game Paks and Display Stand - 72046

4.9 · 2,759 reviews

Splurge

See price on Amazon

New

Ages 3+

Magna-Tiles Rail Racers Deluxe 90-Piece Set: Honest Review and Best Deal

4.8 · 434 reviews

Splurge

See price on Amazon

Ages 4+

LEGO Classic Large Creative Brick Box 10698 Building Set, Toy Storage Solution for Home or Classrooms, Interactive Building Toy for Kids, Boys, and Girls

4.8 · 31,572 reviews

Mid-range

See price on Amazon

Gift Pick

Ages 7-8

LEGO City Passenger Airplane Building Set

Splurge

See price on Amazon

Gift Pick

Ages 3-5

LEGO Duplo Classic Brick Box

Mid-range

See price on Amazon

Editor's Pick

Ages 3-5

Magna-Tiles Classic 100-Piece Set

Splurge

See price on Amazon

Gift Pick

Ages 9-12

LEGO Technic Heavy-Duty Excavator

Mid-range

See price on Amazon

Ages 3-5

Hape Twist and Turnables Wooden Building Block Learning Set

Mid-range

See price on Amazon

Gift Pick

Ages 3-5

LEGO City Advent Calendar 2025

Mid-range

See price on Amazon

Best Seller

Ages 6-8

LEGO Star Wars Advent Calendar 2025

Mid-range

See price on Amazon

Ages 6-8

LEGO Harry Potter Advent Calendar 2025

Mid-range

See price on Amazon

Ages 6-8

LEGO Friends Advent Calendar 2025

Mid-range

See price on Amazon

Ages 3-5

LEGO Disney Frozen Advent Calendar 2025

Mid-range

See price on Amazon

Ages 6-8

LEGO Marvel Spider-Man Advent Calendar

Mid-range

See price on Amazon

Best Seller

Ages 13+

LEGO Botanicals Bonsai Tree

Mid-range

See price on Amazon

Editor's Pick

Ages 13+

LEGO Botanicals Flower Bouquet

Mid-range

See price on Amazon

Ages 13+

LEGO Botanicals Wildflower Bouquet

Mid-range

See price on Amazon

Ages 13+

LEGO Botanicals Chrysanthemum

Mid-range

See price on Amazon

Ages 13+

LEGO Botanicals Lucky Bamboo

Mid-range

See price on Amazon

Gift Pick

Ages 13+

LEGO Architecture Skyline Collection: San Francisco

Mid-range

See price on Amazon

Splurge Pick

Ages 13+

LEGO Ideas The Globe

Splurge

See price on Amazon

Ages 3+

Connetix Rainbow Geometry Pack, 30 Pieces

4.6 · 70 reviews

Splurge

See price on Amazon

Splurge Pick

Ages 3+

BRIO World Cargo Railway Deluxe

4.7 · 1,563 reviews

Splurge

See price on Amazon

Gift Pick

Ages 3+

Amazon Basics Wooden Train Activity Table

4.5 · 753 reviews

Splurge

See price on Amazon

Budget Pick

Ages 3-5

Tiny Land Wooden Train Set

4.7 · 5,151 reviews

Budget-friendly

See price on Amazon

Editor's Pick

Ages 3-7

Melissa & Doug Figure Eight Train Set

4.8 · 990 reviews

Mid-range

See price on Amazon

Ages 2+

Thomas & Friends Wood Kenji Engine

4.7 · 125 reviews

Budget-friendly

See price on Amazon

Best Seller

Ages 3+

Right Track Toys Track Expansion Set

4.7 · 9,628 reviews

Budget-friendly

See price on Amazon

Ages 3-8

SYNCFUN Wooden Train Set with Crane

4.8 · 627 reviews

Mid-range

See price on Amazon