NITROmedia uses a secure PayPal shopping cart. To purchase an item, simply click the "add to cart" button for that item.
To see and review the contents of your shopping card, click on the "View Cart" button.

The PayPal shopping card accepts Visa, Mastercard, Amex and Discover cards.

NOTE: the "Grand Challenge Badge Holders" price is for those who currently hold a badge for completeing any Grand Challenge in the past. This will be verified against the list of names we have.