A Fuller Explanation of Original Sin - poem by Isaac Asimov and Janet Asimov [as by Isaac Asimov and Janet O. Jeppson]
Et Tu - poem by John Stallings
Creation - poem by L. Sprague de Camp
Stag Night, Paleolithic - poem by Ogden Nash
An Epicurean Fragment - poem by Robert Hillyer
Spaced Out - short story by Russell Baker
The Coffin Cure - short story by Alan E. Nourse
Silenzia - short story by Alan Nelson
The Agony of Defeat - short story by Jack C. Haldeman, II
Epitaph on Rigel XII - poem by Sherwood Springer
Epitaph on Ceres - poem by Sherwood Springer
The Snowball Effect - short story by Katherine MacLean
Pâté de Foie Gras - short story by Isaac Asimov
The Available Data on the Worp Reaction - short story by Lion Miller
Imaginary Numbers in a Real Garden - poem by Gerald Jonas
The Mathenauts - short story by Norman Kagan
Coffee Break - short story by D. F. Jones
Putzi - short story by Ludwig Bemelmans
All Things Come to Those Who Weight - short story by Robert Grossbach
Derm Fool - short story by Theodore Sturgeon
The Heart on the Other Side - short story by George Gamow
Blackmail - short story by Fred Hoyle
A Slight Miscalculation - short story by Ben Bova
A Subway Named Mobius - short story by A. J. Deutsch
A Sinister Metamorphosis - short story by Russell Baker
Something Up There Likes Me - short story by Alfred Bester
A Prize for Edie - short story by J. F. Bone
Isaac Asimov's "The Caves of Steel" - poem by Randall Garrett (variant of Parodies Tossed: Isaac Asimov's "The Caves of Steel" 1956)
Neptune - poem by Sansoucy Kathenor [as by Sansoucy North]
Pluto - poem by Sansoucy Kathenor [as by Sansoucy North]
Jury-Rig - short story by Avram Davidson
Protection - short story by Robert Sheckley
The Self-Priming Solid-State Electronic Chicken - short story by Jon Lucas (variant of The Self-Priming, Solid-State Electronic Chicken)
The Night He Cried - short story by Fritz Leiber
The Big Pat Boom - short story by Damon Knight
The Adventure of the Solitary Engineer - short story by John M. Ford
Report on "Grand Central Terminal" - short story by Leo Szilard
Ad Astra, Al - poem by Mary W. Stanton
They'll Do It Every Time - short story by Cam Thornley
No Homelike Place - short story by Dian Girard (variant of No Home-Like Place)
Simworthy's Circus - short story by Larry T. Shaw
A Growing Concern - short story by Arnie Bateman
The Vilbar Party - short story by Evelyn E. Smith
A Pestilence of Psychoanalysts - short story by Janet Asimov [as by J. O. Jeppson]
Death of a Foy - short story by Isaac Asimov
The One Thing Lacking - poem by Isaac Asimov
The Merchant of Stratford - short story by Frank Ramirez
The Wheel of Time - short story by Robert Arthur
Quit Zoomin' Those Hands Through the Air - short story by Jack Finney
The Adventure of the Global Traveler or: The Global Consequences of How the Reichenbach Falls into the Wells of Iniquitie - short story by Anne Lear
Pebble in Time - short story by Avram Davidson and Cynthia Goldstone
Ahead of the Joneses - short story by Al Sarrantonio
The Pinch Hitters - short story by George Alec Effinger (variant of The Pinch-Hitters)
Swift Completion - poem by Brad Cahoon
A Skald's Lament - poem by L. Sprague de Camp
The Stunning Science Fiction Caper - short story by Thomas N. Scortia [as by Gerald Macdow]
I, Claude - short story by Charles Beaumont and Chad Oliver
Out of Control - short story by Raylyn Moore
Slush - short story by K. J. Snow
An Unsolicited Submission - poem by Deborah Crawford
Judo and the Art of Self-Government - short story by Kevin O'Donnell, Jr.
Lulu - novelette by Clifford D. Simak
The Splendid Source - short story by Richard Matheson
MS. Found in a Chinese Fortune Cookie - short story by C. M. Kornbluth
The Several Murders of Roger Ackroyd - short story by Barry N. Malzberg
The Critique of Impure Reason - novelette by Poul Anderson
One Rejection Too Many - short story by Patricia Nurse
Bug-Getter - short story by Reginald Bretnor [as by R. Bretnor]
The Last Gothic - short story by Jon L. Breen
A Benefactor of Humanity - short story by James T. Farrell
The Silver Eggheads (Excerpt) - short fiction by Fritz Leiber
Adverbs - poem by E. Y. Harburg
Dry Spell - short story by Bill Pronzini
The Odds-On Favorite - poem by E. Y. Harburg
MS Fnd in a Lbry - short story by Hal Draper