For a limited time at Amazon, K’nex Hyperspeed Hangtime Roller Coaster Building Set is 57% off! The price has dropped from $69.99 to just $29.99! Compare this to $58.99 at Target!

The set allows your child to build a roller coaster with inverted blaster motor technology! It includes over 620 K’nex pieces and is recommended for children ages nine and older. I’m thinking Christmas presents!

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

K’nex Hyperspeed Hangtime Roller Coaster Building Set (reg $69.99) $29.99
Free Shipping with Amazon Prime
Final Price: $29.99 shipped