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Showing 49 - 62 of 62 results
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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!**
Combat Crew 5-in-1 Building Set -  K'NEX - Toys"R"Us
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4.5

(17 reviews)

Combat Crew 5-in-1 Building Set
$39.99
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Ships Free with a purchase of $19 or more!**
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 - Investigating Solar Energy -  K'NEX - Toys"R"Us
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4

(6 reviews)

K'NEX Education - Investigating Solar Energy
$69.99 $59.98
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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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K-FORCE 10 Dart Pack + Target -  K'NEX - Toys"R"Us
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4

(14 reviews)

K-FORCE 10 Dart Pack + Target
$5.99
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Ships Free with a purchase of $19 or more!**
Up, Up & Away Building Set -  K'NEX - Toys"R"Us
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5

(1 reviews)

Up, Up & Away Building Set
$16.99 $14.99
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Ships Free with a purchase of $19 or more!**
K'NEX Tinkertoy 65 Piece Essentials Value Set -  K'NEX - Toys"R"Us
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4

(1 reviews)

K'NEX Tinkertoy 65 Piece Essentials Value Set
$24.99
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Ships Free with a purchase of $19 or more!**
K'NEX Education Introduction to Simple Machines Gears -  K'NEX - Toys"R"Us
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K'NEX Education Introduction to Simple Machines Gears
$39.99 $29.98
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Ships Free with a purchase of $19 or more!**
K'NEX Clock Work Roller Coaster Building Set 305 Pieces -  K'NEX - Toys"R"Us
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2.5

(4 reviews)

K'NEX Clock Work Roller Coaster Building Set 305 Pieces
$29.99
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Ships Free with a purchase of $19 or more!**
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 Education - Elementary Math and Geometry -  K'NEX - Toys"R"Us
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5

(1 reviews)

K'NEX Education - Elementary Math and Geometry
$39.99
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K'NEX Education - Simple and Compound Machines -  K'NEX - Toys"R"Us
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4.5

(2 reviews)

K'NEX Education - Simple and Compound Machines
$59.99 $49.98
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Ships Free with a purchase of $19 or more!**
K'NEX Education - Kid K'NEX Transportation -  K'NEX - Toys"R"Us
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5

(17 reviews)

K'NEX Education - Kid K'NEX Transportation
$89.99
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Ships Free with a purchase of $19 or more!**

Showing 49 - 62 of 62 results
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