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Greg Walz-Chojnacki

19 books

Global Space Programs: Past and Present by Isaac Asimov

Global Space Programs: Past and Present

Isaac Asimov's 21st Century Library of the Universe

Isaac Asimov

32 pages

nonfiction childrens science technology challenging medium-paced
The Red Planet: Mars by Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

The Red Planet: Mars

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

32 pages • hardcover • 1967

nonfiction science challenging fast-paced
The 21st Century in Space by Isaac Asimov, Greg Walz-Chojnacki

The 21st Century in Space

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki

32 pages • hardcover

adventurous challenging informative medium-paced
Aliens and Extraterrestrials: Are We Alone? by Isaac Asimov, Greg Walz-Chojnacki

Aliens and Extraterrestrials: Are We Alone?

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki

32 pages • hardcover

challenging reflective medium-paced
The Birth Of Our Universe by Isaac Asimov, Greg Walz-Chojnacki, Frank Reddy
The Birth Of Our Universe
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Isaac Asimov, Greg Walz-Chojnacki, Frank Reddy

The Birth Of Our Universe

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki, Frank Reddy

32 pages • hardcover

medium-paced
Celestial Delights: The Best Astronomical Events Through 2010 by Greg Walz-Chojnacki, Francis Reddy
Celestial Delights: The Best Astronomical Events Through 2010
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Greg Walz-Chojnacki, Francis Reddy

Celestial Delights: The Best Astronomical Events Through 2010

Isaac Asimov's New Library of the Universe

Greg Walz-Chojnacki, Francis Reddy

268 pages • paperback

informative reflective medium-paced
Comet!: The Story Behind Halley's Comet by Greg Walz-Chojnacki

Comet!: The Story Behind Halley's Comet

Isaac Asimov's New Library of the Universe

Greg Walz-Chojnacki

64 pages • hardcover • 1985

medium-paced
Death from Space: What Killed the Dinosaurs by Isaac Asimov, Greg Walz-Chojnacki

Death from Space: What Killed the Dinosaurs

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki

32 pages • hardcover • 1987

nonfiction science challenging reflective medium-paced
Earth's Twin: The Planet Venus by Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

Earth's Twin: The Planet Venus

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

32 pages • hardcover • 1981

nonfiction science adventurous challenging reflective medium-paced
The Future in Space by Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

The Future in Space

Isaac Asimov's New Library of the Universe

Isaac Asimov, Greg Walz-Chojnacki, Francis Reddy

32 pages • hardcover

nonfiction essays science medium-paced