20% Off First Nerd Block Coupon – Today Only! Posted by Brandy on October 10, 2016. Subscription Box Coupons & Deals / Labor Day Subscription Box Deals / Nerd Block Coupons Hello Subscription may earn compensation via links in this post. Read the full disclosure Save for Later Notification This weekend only save 20% off any Nerd Block with coupon code TURKEY20! This deal applies to ALL Nerd Blocks, including Sci Fi Block, Arcade Block, Comic Block, Horror Block, and Nerd Block Jr. See all our reviews of these boxes to find out more!