K Kyrios Learning

Our Portfolio

Content brands in our family

Each property is carefully selected, thoughtfully operated, and grown with a long-term perspective. Together, they reach millions of learners every month.

World Population Review logo

Education

World Population Review

worldpopulationreview.com

World Population Review makes demographic data more accessible through graphs, charts, analysis, and visualizations instead of hidden spreadsheets, complex APIs, or cumbersome tools.

5M /mo visitors

100K+ articles

2013 launched

Grade Calculator

Education

Grade Calculator

gradecalculator.com

Grade Calculator helps students quickly calculate current grades, final exam requirements, and class performance.

250K /mo visitors

2023 acquired

GladiusTest Academy

Test Prep/Education

GladiusTest Academy

Amazon Storefront

Test prep books for Florida and New York state elementary and middle school assessments.

70 titles

Unicorn Books

Logic Puzzle Books

Unicorn Books

Amazon Storefront

A KDP publishing brand focused on logic puzzle books for readers who enjoy structured challenges and brain-training activities.

64 titles

WPR Newsletter

Newsletter

WPR Newsletter

wpr-newsletter.beehiiv.com

A daily newsletter from World Population Review delivering accessible demographic insights, data stories, and population trends.

150K subscribers

Daily sends

2024 launched

Closest Airports To

Travel Tools

Closest Airports To

closestairportsto.com

A travel utility site that helps users find the closest airports to cities, towns, and destinations.

3.5K /mo visitors

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We are always looking for exceptional content brands in the education space.

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