Save near 50% on the K’NEX 521 Piece Building Set at Amazon. The set is just $12.88–while supplies last only!

Prices at Amazon change in an instant. Act fast! Once the price jumps up, this deal is gone for good.

Shipping is free with Amazon Prime or a $35 qualifying purchase.

Like this deal? You’re going to love this one!

K’NEX 521-Piece Building Set (reg $24.99) $12.88
Free shipping with Amazon Prime or a $35 purchase
Final Price: $12.88