Baby Talk is free and distributed monthly. All issues feature resources that are high quality and readily available at no cost. The archive is here. 

In issue 86, July 2018:

Babies Make the Link Between Vocal and Facial Emotion

Physical Development Delay: What to Look for

Reading Aloud to Children Might Boost Their Social Skills

Making Eye Contact with Infants Can Support Their Social Development

Songs and Rhymes that Build Readers