Challenge the PhD in your family with this set of 12 challenging metal disentanglement puzzles! Each puzzle is solved in a completely different way with a range of difficulties. Themed to take puzzlers on a journey through the Copper, Bronze, and Steel Ages, these brainteasers make beautiful desk toys or fidgets for teens and adults.

From Project Genius for ages 8+ yrs.

We package and ship your order within 2 business days of order receipt and credit card payment confirmation. We ship via a traceable method and use the best carrier based on rates and shipping destination. The carriers that may be used include the U.S. Postal Service (USPS) and United Parcel Service (UPS).

Our flat rate shipping fees are as follows:

Up to 1 pound = $5
Up to 4 pounds = $12
Up to 8 pounds = $16
*Flat rate excludes Alaska, Hawaii and several islands. Flat rate also excludes some larger items, which are noted in their Product Page.

Shipping charges and delivery transit times are displayed on the checkout page at the time of your order. This information also appears in your order confirmation email.

If you have questions about your order and the shipping charges please contact us by phone (609)953-1118 or email us at info@wonderworldmedford.com.