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Head over to Amazon and save 56% on the K’nex Model Building Set! Price drops from $44.99 to $19.99. Hurry, before the price jumps back up!

This set includes 705 pieces that you can use to build a hot air balloon, boats, trucks and more!

Shipping is free with Amazon Prime or on orders of $35 or more.

K’nex Model Building Set, 705 Pieces (reg $44.99) $19.99
Free shipping with Amazon Prime
Final Price: $19.99 shipped