By Laura Dittmann, Ph.D. – About 30 of every 1,000 children born in the United States are diagnosed during infancy or later as developmentally challenged. The most severely challenged are often…
> an iceberg near Antarctica What is that great, shining shape floating in the cold, gray water of the northern sea? Is it a mountain of snow? Is it an island of ice where the Frost Giants live? Is…
The birds of today sing or whistle or screech. But the first birds may have hissed like snakes! They were more like reptiles than like birds. They were reptiles with wings and feathers. The first…
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