Hasbro via Rakuten offers the Marvel Infinity Gauntlet Electronic Fist for $15.99. Coupon code "TOYS20" drops that to $12.79. With free shipping, that's a buck under our expired mention from four days ago and the lowest price we've seen. (It's the best deal now by $2.) It features lights and sounds and requires two AAA batteries (included).
Teaching can be tough, but the life of a K-12 educator depends a lot on where you live.