seodata.dev

keyword

free online earth science textbook

Monthly search volume and cost-per-click data for "free online earth science textbook" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=free+online+earth+science+textbook&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0.17 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
earth science pdf textbook 210 $1.73 6/20
online earth science textbook 50 $1.75 8/20
earth science online textbook 50 $0 7/20
earth science textbook online 50 $0 7/20
earth science textbooks online 50 $1.75 6/20
earth science textbook online free 30 $0 15/20
earth science books pdf 30 $0 8/20
earth science book pdf 30 $0 7/20
earth science pdf book 30 $0 7/20
prentice hall earth science online textbook 30 $0 7/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=free+online+earth+science+textbook&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt