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Knex Stem Gears Building Set, KNX79318 Knex Stem Gears Building Set - KNX79318
Our Price: $15.79
Sale Price: $14.99
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You save $0.80!
4 in stock!
Knex Stem Lever/Pulley Building Set, KNX79319 Knex Stem Lever/Pulley Building Set - KNX79319
Our Price: $15.79
Sale Price: $14.99
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4 in stock!
Knex Stem Vehicles Building Set, KNX79320 Knex Stem Vehicles Building Set - KNX79320
Our Price: $26.29
Sale Price: $24.99
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You save $1.30!
2 in stock!
Elementary Math And Geometry, KNX78720 Elementary Math And Geometry - KNX78720
Our Price: $41.99
Sale Price: $39.99
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7 in stock!
Knex Levers And Pulleys By K'Nex Knex Levers And Pulleys - KNX78610
Our Price: $41.99
Sale Price: $39.99
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57 in stock!
Knex Wheels & Axles And Inclined Planes By K'Nex Knex Wheels & Axles And Inclined Planes - KNX78620
Our Price: $41.99
Sale Price: $39.99
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45 in stock!
Knex Gears By K'Nex Knex Gears - KNX78630
Our Price: $41.99
Sale Price: $39.99
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113 in stock!
Knex Bridges By K'Nex Knex Bridges - KNX78640
Our Price: $41.99
Sale Price: $39.99
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100 in stock!
Knex Stem Swing Ride Building Set, KNX77077 Knex Stem Swing Ride Building Set - KNX77077
Our Price: $47.29
Sale Price: $44.99
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(Out of Stock)
Knex Stem Rollercoaster Building St, KNX77078 Knex Stem Rollercoaster Building St - KNX77078
Our Price: $47.29
Sale Price: $44.99
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(Out of Stock)
Kid Knex Construction Set Group Set By K'Nex Kid Knex Construction Set Group Set - KNX78750
Our Price: $57.79
Sale Price: $54.99
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182 in stock!
Knex Dna Replication Transcription, KNX78780 Knex Dna Replication Transcription - KNX78780
Our Price: $62.99
Sale Price: $59.99
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14 in stock!
Knex Simple/Compound Machines, KNX77053 Knex Simple/Compound Machines - KNX77053
Our Price: $73.49
Sale Price: $69.99
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2 in stock!
Knex Exploring Wind & Water Energy, KNX77051 Knex Exploring Wind & Water Energy - KNX77051
Our Price: $83.99
Sale Price: $79.99
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1 in stock!
Knex Investigating Solar Energy, KNX77075 Knex Investigating Solar Energy - KNX77075
Our Price: $83.99
Sale Price: $79.99
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5 in stock!
Knex Education Maker Kit Wheels, KNX78498 Knex Education Maker Kit Wheels - KNX78498
Our Price: $104.99
Sale Price: $99.99
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(Out of Stock)
Knex Maker Kit Simple Machines, KNX78499 Knex Maker Kit Simple Machines - KNX78499
Our Price: $104.99
Sale Price: $99.99
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(Out of Stock)
Knex Kid Classroom Collection, KNX78698 Knex Kid Classroom Collection - KNX78698
Our Price: $104.99
Sale Price: $99.99
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5 in stock!
Kid Knex Transportation By K'Nex Kid Knex Transportation - KNX78830
Our Price: $125.99
Sale Price: $117.99
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You save $8.00!
2 in stock!
Knex Forces Energy And Motion By K'Nex Knex Forces Energy And Motion - KNX78790
Our Price: $157.49
Sale Price: $149.99
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You save $7.50!
8 in stock!
Knex Comp Control Discover Control, KNX79014 Knex Comp Control Discover Control - KNX79014
Our Price: $314.99
Sale Price: $170.99
That's 46% Off
You save $144.00!
4 in stock!
Knex Energy/Motion/Aeronautics, KNX79621 Knex Energy/Motion/Aeronautics - KNX79621
Our Price: $188.99
Sale Price: $179.99
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You save $9.00!
2 in stock!
Knex Education K-8 Construction Set, KNX79818 Knex Education K-8 Construction Set - KNX79818
Our Price: $199.49
Sale Price: $189.99
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6 in stock!
Knex Education Renewable Energy, KNX78976 Knex Education Renewable Energy - KNX78976
Our Price: $209.99
Sale Price: $199.99
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You save $10.00!
10 in stock!
Knex Real Bridge Building, KNX78680 Knex Real Bridge Building - KNX78680
Our Price: $220.49
Sale Price: $209.99
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You save $10.50!
(Out of Stock)