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Nature
National Park Service Junior Ranger Booklets
The National Park Service’s national-theme Junior Ranger booklets cover subjects that span many parks.
Downloadable booklets and some online activities explore caves, night skies, sound, archaeology, fossils, railroads and more. Unlike park-specific programs, these don’t start from a visit, so a family can pick a theme at home. A child drawn to underground landscapes might begin with Cave Scientist, and one who likes stars could start with constellations.
- Ages
- Many programs target ages 5–14; open to broader families
- Works on
- Web browser
- Topics
- Nature, History, Science
- Languages
- English
- Listed
- 2026-10-11
What kids do
- Explore cave science
- Learn night-sky patterns
- Investigate archaeology
- Read railroad history
Who it suits
The Park Service says many programs target ages 5–14, and whole families can take part.
Notes for parents
What a child earns at the end differs by program, and many physical badges are handed out only in person at parks.
What you need
- A device that opens PDFs
- A printer, for paper copies
- Materials for some programs
Visit National Park Service Junior Ranger Booklets
In these guides
- Why does the Moon change shape? Space apps and websites for kids’ big questions: Seven space apps and websites for curious kids, matched to the questions children often ask about the Moon, seasons, planets and stars.
- For kids who can’t stop talking about animals: places to look things up: Animal websites and apps for curious kids, from zoo and aquarium sites to apps about mammals and coral reefs, grouped by the kind of animal a child is into.
More Nature
- Seek by iNaturalist: Kids seem to spend their time aiming a camera at leaves, beetles and birds, then filing each find into a growing collection.
- Merlin Bird ID: Kids hold a phone up to birdsong or snap a photo, and Merlin suggests which birds might be around them.
- Earth Rangers: Kids pick real-world conservation missions, earn badges and hear wildlife stories through the Earth Rangers app and podcast.
- Cornell Lab Bird Cams: Kids watch live cameras trained on real nests and feeders, with hawks, ospreys, albatrosses and toucans going about their day.
- Ranger Rick: Kids meet wild animals through Ranger Rick’s stories, photos, reading games, videos and a wildlife podcast.
- Journey North: Kids report the monarchs, hummingbirds and other migrants they spot, then watch sightings sweep across a live map.
- National Geographic Kids: National Geographic Kids mixes animal profiles, short videos, quizzes and puzzles on a browsable discovery site.
- San Diego Zoo Wildlife Explorers: San Diego Zoo Wildlife Explorers has animal and plant profiles, zoo stories, facts and printable activities.