Used to be fun to read Highlights. I’m sorry to see it has gone to the dark side.
Focus on the Family puts out a magazine for 3-7 year olds
http://store.focusonthefamily.com/clubhouse-jr-magazine-subscription-36-issues-3-years-for-ages-3-7/
You can get one issue to see what it’s like before subscribing.
Focus on the Family looks like another good choice. Imight orderone to see.