Newsletter Insights — independent newsletter & sponsorship data across 41K+ newsletters
Browse all →🚀 TestMagic: Learn SAT Vocab the Right Way You'll receive: 📘 Definitions & real-world examples 🔊 Pronunciation 🧠 Background knowledge & big ideas 🎨 Visuals designed to stick Created by Erin Billy · 29+ years in the classroom · San Francisco, CA.
Enter your email and we'll send your inquiry to the Newsletter Insights team.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedTestMagic: Vocabulary's metrics, benchmarks, and sponsor data in one document
2K
Top 25% in Education
substack
Education
~3x per weekOn pause
Last published Apr 20, 2026
$5/mo
Category avg: $5/mo
239
newsletters in Education
Top 25% in Education
out of 239 newslettersPublishing Frequency
~3x per week
Inactive — last post 5 months agoUsually publishes Mon
