the Fire Max 11 measures 10.2 by 6.4 by 0.3 inches and weighs 1.08 pounds while the Fire HD 8 Kids measures 8.7 by 7.1 by 1.1 inches and weighs 1.1 pounds, which makes it easier for kids to hold.
If you're looking for a sturdy kids' tablet that'll withstand small hands, you can't go wrong with Amazon Fire tablets, several of which are currently on sale for up to 56% off.