Thumb Score: +25 Amazon has 177-pc LEGO Technic Dump Truck Building Kit (42147) on sale for $9.09 when you clip the $1.30 off coupon on the item page. Shipping is free w/ Prime or on $35+ orders.Note: Must be logged in to clip coupons; coupons are typically one-time use. Thanks to community member phoinix for finding this deal.