Robot's Revenge (1993)
by Franklin W. Dixon
(#123 in The Hardy Boys)

Robot's Revenge

The Hardy's invention, Roger the Lobber, an automatic tennis ball retrieval and return unit, has been stolen from the Teen Inventor's Club competition and then reappears without warning, transformed into a device of danger.

Published:

1993-12-01

Genres:

Mystery / Childrens / Thriller ... More genres

ISBN:

0606058583

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The Hardy Boys series
(190 books)

The Tower Treasure — #1 The Tower Treasure (1927)

The House on the Cliff — #2 The House on the Cliff (1927)

The Secret of the Old Mill — #3 The Secret of the Old Mill (1927)

The Missing Chums — #4 The Missing Chums (1928)

Hunting for Hidden Gold — #5 Hunting for Hidden Gold (1928)

The Shore Road Mystery — #6 The Shore Road Mystery (1928)

The Secret of the Caves — #7 The Secret of the Caves (1929)

The Mystery of Cabin Island — #8 The Mystery of Cabin Island (1929)

The Great Airport Mystery — #9 The Great Airport Mystery (1930)

What Happened at Midnight — #10 What Happened at Midnight (1931)

While the Clock Ticked — #11 While the Clock Ticked (1932)

Footprints Under the Window — #12 Footprints Under the Window (1933)

The Mark on the Door — #13 The Mark on the Door (1934)

The Hidden Harbor Mystery — #14 The Hidden Harbor Mystery (1935)

The Sinister Sign Post — #15 The Sinister Sign Post (1936)

A Figure in Hiding — #16 A Figure in Hiding (1937)

The Secret Warning — #17 The Secret Warning (1938)

The Twisted Claw — #18 The Twisted Claw (1939)

The Disappearing Floor — #19 The Disappearing Floor (1940)

Mystery of the Flying Express — #20 Mystery of the Flying Express (1941)

The Clue of the Broken Blade — #21 The Clue of the Broken Blade (1942)

The Flickering Torch Mystery — #22 The Flickering Torch Mystery (1943)

The Melted Coins — #23 The Melted Coins (1944)

The Short-Wave Mystery — #24 The Short-Wave Mystery (1945)

The Secret Panel — #25 The Secret Panel (1946)

The Phantom Freighter — #26 The Phantom Freighter (1947)

The Secret of Skull Mountain — #27 The Secret of Skull Mountain (1948)

The Sign of the Crooked Arrow — #28 The Sign of the Crooked Arrow (1949)

The Secret of the Lost Tunnel — #29 The Secret of the Lost Tunnel (1950)

The Wailing Siren Mystery — #30 The Wailing Siren Mystery (1951)

The Secret of Wildcat Swamp — #31 The Secret of Wildcat Swamp (1952)

The Crisscross Shadow — #32 The Crisscross Shadow (1953)

The Yellow Feather Mystery — #33 The Yellow Feather Mystery (1953)

The Hooded Hawk Mystery — #34 The Hooded Hawk Mystery (1954)

The Clue in the Embers — #35 The Clue in the Embers (1955)

The Secret of Pirates' Hill — #36 The Secret of Pirates' Hill (1956)

The Ghost at Skeleton Rock — #37 The Ghost at Skeleton Rock (1957)

Mystery at Devil's Paw — #38 Mystery at Devil's Paw (1959)

The Mystery of the Chinese Junk — #39 The Mystery of the Chinese Junk (1959)

Mystery of the Desert Giant — #40 Mystery of the Desert Giant (1960)

The Clue of the Screeching Owl — #41 The Clue of the Screeching Owl (1962)

The Viking Symbol Mystery — #42 The Viking Symbol Mystery (1962)

The Mystery of the Aztec Warrior — #43 The Mystery of the Aztec Warrior (1964)

The Haunted Fort — #44 The Haunted Fort (1964)

The Mystery of the Spiral Bridge — #45 The Mystery of the Spiral Bridge (1965)

The Secret Agent on Flight 101 — #46 The Secret Agent on Flight 101 (1967)

Mystery of the Whale Tattoo — #47 Mystery of the Whale Tattoo (1967)

The Arctic Patrol Mystery — #48 The Arctic Patrol Mystery (1969)

The Bombay Boomerang — #49 The Bombay Boomerang (1970)

Danger on Vampire Trail — #50 Danger on Vampire Trail (1971)

The Masked Monkey — #51 The Masked Monkey (1972)

The Shattered Helmet — #52 The Shattered Helmet (1973)

The Clue of the Hissing Serpent — #53 The Clue of the Hissing Serpent (1974)

The Mysterious Caravan — #54 The Mysterious Caravan (1975)

The Witchmaster's Key — #55 The Witchmaster's Key (1975)

The Jungle Pyramid — #56 The Jungle Pyramid (1976)

The Firebird Rocket — #57 The Firebird Rocket (1978)

The Sting of the Scorpion — #58 The Sting of the Scorpion (1978)

Night of the Werewolf — #59 Night of the Werewolf (2005)

Mystery of the Samurai Sword — #60 Mystery of the Samurai Sword (1979)

The Pentagon Spy — #61 The Pentagon Spy (1980)

The Apeman's Secret — #62 The Apeman's Secret (1980)

The Mummy Case — #63 The Mummy Case (1980)

Mystery of Smugglers Cove — #64 Mystery of Smugglers Cove (2005)

The Stone Idol — #65 The Stone Idol (1981)

The Vanishing Thieves — #66 The Vanishing Thieves (1980)

The Outlaw's Silver — #67 The Outlaw's Silver (1981)

The Submarine Caper — #68 The Submarine Caper (1981)

The Four-Headed Dragon — #69 The Four-Headed Dragon (1981)

The Infinity Clue — #70 The Infinity Clue (1981)

Track of the Zombie — #71 Track of the Zombie (1982)

The Voodoo Plot — #72 The Voodoo Plot (1982)

The Billion Dollar Ransom — #73 The Billion Dollar Ransom (1982)

Tic-Tac-Terror — #74 Tic-Tac-Terror (1984)

Trapped at Sea — #75 Trapped at Sea (1982)

Game Plan for Disaster — #76 Game Plan for Disaster (1982)

The Crimson Flame — #77 The Crimson Flame (1981)

Cave-In — #78 Cave-In (1983)

Sky Sabotage — #79 Sky Sabotage (1983)

The Roaring River Mystery — #80 The Roaring River Mystery (1984)

The Demon's Den — #81 The Demon's Den (1984)

The Blackwing Puzzle — #82 The Blackwing Puzzle (1984)

The Swamp Monster — #83 The Swamp Monster (1985)

Revenge of the Desert Phantom — #84 Revenge of the Desert Phantom (1985)

The Skyfire Puzzle — #85 The Skyfire Puzzle (1985)

The Mystery of the Silver Star — #86 The Mystery of the Silver Star (1987)

Program for Destruction — #87 Program for Destruction (1987)

Tricky Business — #88 Tricky Business (1988)

Sky Blue Frame — #89 Sky Blue Frame (1988)

Danger on the Diamond — #90 Danger on the Diamond (1993)

Shield of Fear — #91 Shield of Fear (1988)

The Shadow Killers — #92 The Shadow Killers (1988)

The Serpent's Tooth Mystery — #93 The Serpent's Tooth Mystery (1988)

Breakdown in Axeblade — #94 Breakdown in Axeblade (1989)

Danger on the Air — #95 Danger on the Air (1989)

Wipeout — #96 Wipeout (1989)

Cast of Criminals — #97 Cast of Criminals (1989)

Spark of Suspicion — #98 Spark of Suspicion (1993)

Dungeon of Doom — #99 Dungeon of Doom (1989)

The Secret of the Island Treasure — #100 The Secret of the Island Treasure (1990)

The Money Hunt — #101 The Money Hunt (1990)

Terminal Shock — #102 Terminal Shock (1990)

The Million Dollar Nightmare — #103 The Million Dollar Nightmare (1990)

Tricks of the Trade — #104 Tricks of the Trade (1990)

Smoke Screen Mystery — #105 Smoke Screen Mystery (1990)

Attack of the Video Villains — #106 Attack of the Video Villains (1991)

Panic on Gull Island — #107 Panic on Gull Island (1991)

Fear on Wheels — #108 Fear on Wheels (1991)

The Prime-Time Crime — #109 The Prime-Time Crime (1991)

The Secret of Sigma Seven — #110 The Secret of Sigma Seven (1991)

Three-Ring Terror — #111 Three-Ring Terror (1991)

Demolition Mission — #112 Demolition Mission (1992)

Radical Moves — #113 Radical Moves (1992)

The Case of the Counterfeit Criminals — #114 The Case of the Counterfeit Criminals (1992)

Sabotage at Sports City — #115 Sabotage at Sports City (1992)

Rock 'N' Roll Renegades — #116 Rock 'N' Roll Renegades (1992)

The Baseball Card Conspiracy — #117 The Baseball Card Conspiracy (1992)

Danger in the Fourth Dimension — #118 Danger in the Fourth Dimension (1993)

Trouble at Coyote Canyon — #119 Trouble at Coyote Canyon (1993)

The Case of the Cosmic Kidnapping — #120 The Case of the Cosmic Kidnapping (1993)

The Mystery in the Old Mine — #121 The Mystery in the Old Mine (1993)

Carnival of Crime — #122 Carnival of Crime (1993)

Robot's Revenge — #123 Robot's Revenge (1993)

Mystery with a Dangerous Beat — #124 Mystery with a Dangerous Beat (1994)

Mystery on Makatunk Island — #125 Mystery on Makatunk Island (1994)

Racing to Disaster — #126 Racing to Disaster (1994)

Reel Thrills — #127 Reel Thrills (1994)

Day of the Dinosaur — #128 Day of the Dinosaur (1994)

The Treasure at Dolphin Bay — #129 The Treasure at Dolphin Bay (1994)

Sidetracked To Danger — #130 Sidetracked To Danger (1995)

Crusade of the Flaming Sword — #131 Crusade of the Flaming Sword (1995)

Maximum Challenge — #132 Maximum Challenge (1995)

Crime in the Kennel — #133 Crime in the Kennel (1995)

Cross-Country Crime — #134 Cross-Country Crime (1995)

The Hypersonic Secret — #135 The Hypersonic Secret (1995)

The Cold Cash Caper — #136 The Cold Cash Caper (1996)

High Speed Showdown — #137 High Speed Showdown (1996)

The Alaskan Adventure — #138 The Alaskan Adventure (1996)

The Search for the Snow Leopard — #139 The Search for the Snow Leopard (1996)

Slam Dunk Sabotage — #140 Slam Dunk Sabotage (1996)

The Desert Thieves — #141 The Desert Thieves (1996)

Lost in Gator Swamp — #142 Lost in Gator Swamp (1997)

The Giant Rat of Sumatra — #143 The Giant Rat of Sumatra (1997)

The Secret of Skeleton Reef — #144 The Secret of Skeleton Reef (1997)

Terror at High Tide — #145 Terror at High Tide (1997)

The Mark of the Blue Tattoo — #146 The Mark of the Blue Tattoo (1997)

Trial and Terror — #147 Trial and Terror (1997)

The Ice Cold Case — #148 The Ice Cold Case (1998)

The Chase for the Mystery Twister — #149 The Chase for the Mystery Twister (1998)

The Crisscross Crime — #150 The Crisscross Crime (1998)

The Rocky Road to Revenge — #151 The Rocky Road to Revenge (1998)

Danger in the Extreme — #152 Danger in the Extreme (1998)

Eye on Crime — #153 Eye on Crime (1998)

The Caribbean Cruise Caper — #154 The Caribbean Cruise Caper (1999)

The Hunt for the Four Brothers — #155 The Hunt for the Four Brothers (1999)

A Will to Survive — #156 A Will to Survive (1999)

The Lure of the Italian Treasure — #157 The Lure of the Italian Treasure (1999)

The London Deception — #158 The London Deception (1999)

Daredevils — #159 Daredevils (2000)

A Game Called Chaos — #160 A Game Called Chaos (2000)

Training for Trouble — #161 Training for Trouble (2000)

The End of the Trail — #162 The End of the Trail (2000)

The Spy That Never Lies — #163 The Spy That Never Lies (2000)

Skin & Bones — #164 Skin & Bones (2000)

Crime in the Cards — #165 Crime in the Cards (2001)

Past and Present Danger — #166 Past and Present Danger (2001)

Trouble Times Two — #167 Trouble Times Two (2001)

The Castle Conundrum — #168 The Castle Conundrum (2001)

Ghost of a Chance — #169 Ghost of a Chance (2001)

Kickoff to Danger — #170 Kickoff to Danger (2001)

The Test Case — #171 The Test Case (2002)

Trouble in Warp Space — #172 Trouble in Warp Space (2002)

Speed Times Five — #173 Speed Times Five (2002)

Hide-and-Sneak — #174 Hide-and-Sneak (2002)

Trick-or-Trouble — #175 Trick-or-Trouble (2002)

In Plane Sight — #176 In Plane Sight (2002)

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Passport to Danger — #179 Passport to Danger (2003)

Typhoon Island — #180 Typhoon Island (2003)

Double Jeopardy — #181 Double Jeopardy (2003)

The Secret of the Soldier's Gold — #182 The Secret of the Soldier's Gold (2003)

Warehouse Rumble — #183 Warehouse Rumble (2004)

The Dangerous Transmission — #184 The Dangerous Transmission (2004)

Wreck and Roll — #185 Wreck and Roll (2004)

Hidden Mountain — #186 Hidden Mountain (2004)

No Way Out — #187 No Way Out (1993)

Farming Fear — #188 Farming Fear (2004)

One False Step — #189 One False Step (2005)

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