SAVE $43.07: The Lego Botanicals Flower Arrangement (10345) is on sale at Amazon for $66.92, down from the list price of $109.99. That's a 39% discount and a sale price that comes within $1 of the lowest we've ever spotted at Amazon. $66.92 at Amazon $109.99 Save $43.07 Mother's Day is next Sunday, May 10. If you're stumped on finding the best Mother's Day gift this year, you're not alone. Somehow, moms are incredibly hard to shop for. Instead of buying her flowers that need her attention to stay looking fresh and will eventually wilt, get her a Lego bouquet. There's a beautiful build on sale today at Amazon she'll love. As of April 30, the Lego Botanicals Flower Arrangement (10345) is on sale at Amazon for $66.92, marked down from the standard price of $109.99. That works out to a savings of $43.07 from a giant 39% discount. This sale price comes within $1 of the lowest we've ever spotted at Amazon.…