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Dave Raymond’s Antiquity: https://affiliates.compassclassroom.com/idevaffiliate.php?id=391&url=1100
Elementary Lessons: https://www.simplyconvivial.com/2017/homeschool-coop/
Podcast about elementary lessons https://pambarnhill.com/ymb46/
Richard Haliburton’s Book of Marvels https://amzn.to/3i3yW1o