From their balloon, Harry and Ralph find out about the various layers of the Earth's atmosphere, snow, rain, and other types of weather, and such meteorological devices as weather balloons and weather satellites.
- ISBN10 0812012348
- ISBN13 9780812012347
- Publish Date 1 February 1993
- Publish Status Out of Print
- Out of Print 22 June 2021
- Imprint Barron's Educational Series
- Format Paperback (US Trade)
- Pages 29
- Language English