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Building & Construction for 12 year old Boys [Expand Building & Construction Sub-Categories]

Browsing 1-51 of 75 items in this category
Page: 2
14-in-1 Solar Robot

14-in-1 Solar Robot

Suggested Retail Price: $39.00
Today's Sale Price: $35.95
8% off retail...you save $3.05!




Backyard Ballistics

Backyard Ballistics

Suggested Retail Price: $16.95
Today's Sale Price: $15.95
6% off retail...you save $1.00!




Ballista Kit

Ballista Kit

Suggested Retail Price: $20.00
Today's Sale Price: $17.95
10% off retail...you save $2.05!




Klutz LEGO Crazy Action Contraptions


Klutz LEGO Crazy Action Contraptions

Suggested Retail Price: $22.00
Today's Sale Price: $19.95
9% off retail...you save $2.05!




Chaos Machine


Chaos Machine

Suggested Retail Price: $40.00
Our Price: $39.95




Physics Workshop

Physics Workshop

Suggested Retail Price: $55.00
Today's Sale Price: $49.95
9% off retail...you save $5.05!




3-D Home Kit


3-D Home Kit

Suggested Retail Price: $29.00
Today's Sale Price: $26.95
7% off retail...you save $2.05!




Magic Penny Magnet Kit - Fourth Edition

Magic Penny Magnet Kit - Fourth Edition

Suggested Retail Price: $26.00
Our Price: $24.95




Robotic Arm - Edge

Robotic Arm - Edge

Suggested Retail Price: $74.00
Today's Sale Price: $64.95
12% off retail...you save $9.05!




Erector Set - Special Edition Set

Erector Set - Special Edition Set

Suggested Retail Price: $110.00
Our Price: $109.99




Empire State Building 3D Puzzle


Empire State Building 3D Puzzle

Suggested Retail Price: $45.00
Our Price: $42.95




Laser Cut Trebuchet Kit

Laser Cut Trebuchet Kit

Suggested Retail Price: $21.00
Today's Sale Price: $19.95
5% off retail...you save $1.05!


Laser Cut Catapult Kit

Laser Cut Catapult Kit

Suggested Retail Price: $18.00
Today's Sale Price: $16.95
6% off retail...you save $1.05!




Hanz Large Inventor's Lab


Hanz Large Inventor's Lab

Suggested Retail Price: $30.00
Today's Sale Price: $27.95
7% off retail...you save $2.05!


Sydney 3D Opera House

Sydney 3D Opera House

Suggested Retail Price: $45.00
Our Price: $42.95


4M Brush Robot


4M Brush Robot

Suggested Retail Price: $17.00
Today's Sale Price: $15.95
6% off retail...you save $1.05!




Remote-Control Machines

Remote-Control Machines

Suggested Retail Price: $85.00
Today's Sale Price: $76.95
9% off retail...you save $8.05!




La Tour Eiffel 3D Puzzle

La Tour Eiffel 3D Puzzle

Suggested Retail Price: $45.00
Our Price: $42.95




PLAY Toy Blog
LEGO Chain Reactions


LEGO Chain Reactions

Suggested Retail Price: $21.99
Our Price: $21.95




The Art of the Catapult

The Art of the Catapult

Suggested Retail Price: $16.95
Today's Sale Price: $15.95
6% off retail...you save $1.00!




Scope Constructor

Scope Constructor

Suggested Retail Price: $60.00
Today's Sale Price: $53.95
10% off retail...you save $6.05!




Leonardo DaVinci Kits - Catapult

Leonardo DaVinci Kits - Catapult

Suggested Retail Price: $20.00
Today's Sale Price: $18.95
5% off retail...you save $1.05!




Slinky Science - Young Architect

Slinky Science - Young Architect

Suggested Retail Price: $87.00
Today's Sale Price: $74.95
14% off retail...you save $12.05!




Nanoblock Space Shuttle

Nanoblock Space Shuttle

Suggested Retail Price: $27.00
Today's Sale Price: $24.95
8% off retail...you save $2.05!




LEGO City Trains - High-Speed Passenger Train


LEGO City Trains - High-Speed Passenger Train

Suggested Retail Price: $186.00
Our Price: $185.95


Leonardo DaVinci Kits - Paddle Boat

Leonardo DaVinci Kits - Paddle Boat

Suggested Retail Price: $20.00
Today's Sale Price: $18.95
5% off retail...you save $1.05!




LEGO Mindstorms EV3


LEGO Mindstorms EV3

Suggested Retail Price: $399.99
Today's Sale Price: $358.95
10% off retail...you save $41.04!




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Remote-Control Machines DLX

Remote-Control Machines DLX

Suggested Retail Price: $125.00
Today's Sale Price: $112.95
10% off retail...you save $12.05!




Building Bots Book

Building Bots Book

Suggested Retail Price: $26.95
Today's Sale Price: $24.95
7% off retail...you save $2.00!




Girder and Panel - 300 piece Hydrodynamic Deluxe Set

Girder and Panel - 300 piece Hydrodynamic Deluxe Set

Suggested Retail Price: $100.00
Today's Sale Price: $84.95
15% off retail...you save $15.05!




OGOBILD with AnimateIt! - Studio Kit

OGOBILD with AnimateIt! - Studio Kit

Suggested Retail Price: $70.00
Today's Sale Price: $62.95
10% off retail...you save $7.05!


Smart Car Robotics - The Self-Driving Car of the Future


Smart Car Robotics - The Self-Driving Car of the Future

Suggested Retail Price: $130.00
Today's Sale Price: $116.95
10% off retail...you save $13.05!


Keva Contraptions - 200 Plank Set

Keva Contraptions - 200 Plank Set

Suggested Retail Price: $50.50
Today's Sale Price: $44.95
11% off retail...you save $5.55!




KEVA Color Planks

KEVA Color Planks

Suggested Retail Price: $40.00
Today's Sale Price: $35.95
10% off retail...you save $4.05!




KEVA Brain Builders

KEVA Brain Builders

Suggested Retail Price: $15.00
Our Price: $14.95


Coliseum Set

Coliseum Set

Suggested Retail Price: $45.00
Our Price: $42.95




PLAY Toy Blog
K'NEX Education - Gears

K'NEX Education - Gears

Suggested Retail Price: $44.00
Today's Sale Price: $39.95
9% off retail...you save $4.05!




LEGO Creator - Emerald Express

LEGO Creator - Emerald Express

Suggested Retail Price: $6.00
Our Price: $5.95




Nanoblock Red Electric Guitar

Nanoblock Red Electric Guitar

Suggested Retail Price: $13.00
Our Price: $12.95


Geomag Color - 64 pc


Geomag Color - 64 pc

Suggested Retail Price: $52.00
Today's Sale Price: $46.95
10% off retail...you save $5.05!




Red Toolbox Level 1 - Classic Toolbox


Red Toolbox Level 1 - Classic Toolbox

Suggested Retail Price: $30.00
Today's Sale Price: $27.95
7% off retail...you save $2.05!


Hexbug VEX Robotics - Ant Robotic Kit


Hexbug VEX Robotics - Ant Robotic Kit

Suggested Retail Price: $65.00
Today's Sale Price: $55.95
14% off retail...you save $9.05!


LEGO Technic - Hot Rod

LEGO Technic - Hot Rod

Suggested Retail Price: $50.00
Today's Sale Price: $44.95
10% off retail...you save $5.05!


Geomag Color - 86 pc


Geomag Color - 86 pc

Suggested Retail Price: $68.00
Today's Sale Price: $59.95
12% off retail...you save $8.05!




KNEX Education Energy, Motion & Aeronautics

KNEX Education Energy, Motion & Aeronautics

Suggested Retail Price: $198.00
Today's Sale Price: $128.79
35% off retail...you save $69.21!


Red Toolbox Level 2 - Birdhouse


Red Toolbox Level 2 - Birdhouse

Suggested Retail Price: $20.00
Today's Sale Price: $18.95
5% off retail...you save $1.05!


Our Amazing Bridges Architecture Set

Our Amazing Bridges Architecture Set

Suggested Retail Price: $20.00
Today's Sale Price: $18.95
5% off retail...you save $1.05!




Nanoblock Animal - Giant Panda

Nanoblock Animal - Giant Panda

Suggested Retail Price: $12.00
Today's Sale Price: $10.95
9% off retail...you save $1.05!




Q-BA-MAZE 2.0 50-piece Warm Colors


Q-BA-MAZE 2.0 50-piece Warm Colors

Suggested Retail Price: $26.00
Today's Sale Price: $22.95
12% off retail...you save $3.05!




Laser Pegs 3 Models in 1 ZippyDo

Laser Pegs 3 Models in 1 ZippyDo

Suggested Retail Price: $13.50
Our Price: $12.99




LEGO Technic - Black Champion Racer

LEGO Technic - Black Champion Racer

Suggested Retail Price: $25.00
Today's Sale Price: $22.95
8% off retail...you save $2.05!


     
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