Shop4tech offers the Spacewarp Level 3 Steel Ball Roller Coaster Kit for $29.95. Coupon code "SV15" cuts it to $25.46. With free shipping, that ties last month's mention and the lowest total price we could find by $2. This kit allows you to construct a "roller coaster" for steel balls, included, to navigate via gravity. Coupon ends August 24.
I4U News brings you daily shopping tips on new releases, pre-orders, hot deals, sales events and unique gadgets. Read the latest Shopping tips now.
Don't Miss: Best Gadgets of 2017