Anyone looking for an inexpensive wall display, Amazon (Woot) has 7th generation Fire HD 10 for $34.99 (37.09 w/tax) Free shipping if your a prime member.
Items on Woot sell out quick. You might also want to note Woot return policy. (not as lenient as Amazon)
https://electronics.woot.com/offers/amazon-fire-hd-10-2017-your-choice-9
Good luck, happy earth day!