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Showing 1 - 24 of 61 results
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K'NEX 70 Model Set -  K'NEX - Toys"R"Us
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5

(101 reviews)

K'NEX 70 Model Set
$31.99
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Intro To Structures: Bridges -  K'NEX - Toys"R"Us
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5

(7 reviews)

K'NEX Education - Intro To Structures: Bridges
$39.99 $29.98
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K'nex Super Mario Brothers Mystery Bag - Series 8 -  K'NEX - Toys"R"Us
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4.5

(42 reviews)

K'nex Super Mario Brothers Mystery Bag - Series 8
$4.99
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Lincoln Logs Grand Pine Lodge -  K'NEX - Toys"R"Us
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4.5

(87 reviews)

Lincoln Logs Grand Pine Lodge
$39.99
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Ships Free with a purchase of $19 or more!**
Hailey's Star Gazing Adventure Building Set -  K'NEX - Toys"R"Us
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Hailey's Star Gazing Adventure Building Set
$6.99 $4.99
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Jess' Jammin' Garage Building Set -  K'NEX - Toys"R"Us
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4

(1 reviews)

Jess' Jammin' Garage Building Set
$6.99 $4.99
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Runway Designer Building Set -  K'NEX - Toys"R"Us
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Runway Designer Building Set
$16.99 $14.99
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K'NEX Beasts Alive Robo-Jaws Building Set 136 Pieces -  KNEX - Toys"R"Us
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K'NEX Beasts Alive Robo-Jaws Building Set 136 Pieces
$16.99
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K'NEX Mighty Makers Director's Cut Building Set 308 Pieces -  K'NEX - Toys"R"Us
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K'NEX Mighty Makers Director's Cut Building Set 308 Pieces
$29.99 $24.99
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K'NEX Education - Motor Pack -  K'NEX - Toys"R"Us
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5

(2 reviews)

K'NEX Education - Motor Pack
$24.99
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K'NEX Education - Simple Machines: Levers and Pulleys -  K'NEX - Toys"R"Us
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5

(8 reviews)

K'NEX Education - Simple Machines: Levers and Pulleys
$39.99 $29.98
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Intro To Simple Machines: Gears -  K'NEX - Toys"R"Us
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5

(6 reviews)

K'NEX Education - Intro To Simple Machines: Gears
$39.99 $29.98
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Ships Free with a purchase of $19 or more!**
K'NEX Revolution Ferris Wheel Building Set 344 Pieces -  K'NEX - Toys"R"Us
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5

(1 reviews)

K'NEX Revolution Ferris Wheel Building Set 344 Pieces
$29.99
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K'Nex World Travels Building Set 403 Pieces -  K'NEX - Toys"R"Us
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K'Nex World Travels Building Set 403 Pieces
$32.99
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K'NEX Hornet Swarm Roller Coaster 617 Pieces Building Set -  K'NEX - Toys"R"Us
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4.5

(40 reviews)

K'NEX Hornet Swarm Roller Coaster 617 Pieces Building Set
$39.99
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Ships Free with a purchase of $19 or more!**
K'NEX Mighty Makers Home Designer Building Set 433 Pieces -  KNEX - Toys"R"Us
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K'NEX Mighty Makers Home Designer Building Set 433 Pieces
$49.99
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K'NEX Mighty Makers Inventor's Clubhouse Building Set 528 Pieces -  KNEX - Toys"R"Us
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K'NEX Mighty Makers Inventor's Clubhouse Building Set 528 Pieces
$49.99
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K'NEX Education - DNA Replication and Transcription -  K'NEX - Toys"R"Us
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5

(15 reviews)

K'NEX Education - DNA Replication and Transcription
$54.99
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K'NEX Education - Exploring Wind and Water Energy -  K'NEX - Toys"R"Us
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3.5

(115 reviews)

K'NEX Education - Exploring Wind and Water Energy
$69.99 $59.98
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Kid K'NEX Organisms and Lifecycles -  K'NEX - Toys"R"Us
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4

(2 reviews)

K'NEX Education - Kid K'NEX Organisms and Lifecycles
$89.99
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Intermediate Math and Geometry -  K'NEX - Toys"R"Us
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K'NEX Education - Intermediate Math and Geometry
$119.99
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K'NEX Education - Forces, Energy and Motion -  K'NEX - Toys"R"Us
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5

(2 reviews)

K'NEX Education - Forces, Energy and Motion
$134.99
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Exploring Machines -  K'NEX - Toys"R"Us
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5

(15 reviews)

K'NEX Education - Exploring Machines
$149.99
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K'NEX Education - Energy, Motion and Aeronautics -  K'NEX - Toys"R"Us
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K'NEX Education - Energy, Motion and Aeronautics
$179.99
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Ships Free with a purchase of $19 or more!**

Showing 1 - 24 of 61 results
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