The Astrodome was a modern miracle, a Space Age wonder, with a glass dome, high-tech air-conditioning, and the world’s biggest scoreboard. When it opened in 1965, reporters dubbed it the “8th Wonder of the World.” (Wilson, 1965) This was the future. No more bad weather or quirky dimensions or anything else that made baseball messy […] The post Ten Vintage Ideas to Spark Innovation in Your Classroom appeared first on John Spencer.