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Best Secret Message Decoder Set

The Killer's Girl: A completely nail-biting crime thriller (Detective Morgan Brookes Book 2)

  • PROBLEM SOLVERS, UNITE!: The Melissa & Doug On the Go Secret Decoder Deluxe Activity Set gives kids a chance to crack codes, uncover hidden clues, reveal secret messages, and be super sleuths!.
  • ACTIVITIES GALORE: 50+ activities include a Secret Decoder Game Book, Seek & Find Game Book, Secret Message Activity Pad, and magic-reveal sticker sheets..
  • PLAY AND LEARN: This robust activity set encourages problem solving and critical thinking..
  • GREAT GIFT FOR AGES 7 TO 9: This set makes a delightful and educational gift for kids ages 7 to 9. Add the Melissa & Doug Game On! Travel Activity Pad Game to round out the hands-on play experience and give kids another engaging option for screen-free fun..
  • “THE GOLD STANDARD IN CHILDHOOD PLAY”: For more than 30 years, Melissa & Doug has created beautifully designed imagination- and creativity-sparking products that NBC News called “the gold standard in early childhood play.”.
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Spy Ninjas Secret Message Spy Gear , Pink

  • The Secret Message Spy Gear Includes The Secret Message Spy Pen, Decoder Wheel, Spy Ninja Notebook & Pencils, As Well As Some Secret Message!.
  • The Pen Has A Regular Ink Pen, An Invisible Ink Marker, A Secret Message Compartment, And A Uv Light For Revealing The Hidden Message!.
  • Invisible Ink Marker: If The Invisible Ink Marker Dries Out, Turn The Marker Upside Down And Run Under Water For 5 Seconds. Re-Cap The Marker And Wait 10 Minutes, Then Write Your Hidden Messages!.
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The Purple Cow The Crazy Scientist Lab Young Detectives Science Kit, Model Number: 5522023

  • PROBLEM SOLVERS, UNITE!: The Melissa & Doug On the Go Secret Decoder Deluxe Activity Set gives kids a chance to crack codes, uncover hidden clues, reveal secret messages, and be super sleuths!.
  • ACTIVITIES GALORE: 50+ activities include a Secret Decoder Game Book, Seek & Find Game Book, Secret Message Activity Pad, and magic-reveal sticker sheets..
  • PLAY AND LEARN: This robust activity set encourages problem solving and critical thinking..
  • GREAT GIFT FOR AGES 7 TO 9: This set makes a delightful and educational gift for kids ages 7 to 9. Add the Melissa & Doug Game On! Travel Activity Pad Game to round out the hands-on play experience and give kids another engaging option for screen-free fun..
  • “THE GOLD STANDARD IN CHILDHOOD PLAY”: For more than 30 years, Melissa & Doug has created beautifully designed imagination- and creativity-sparking products that NBC News called “the gold standard in early childhood play.”.
  • 100% HAPPINESS GUARANTEE: We design every toy to the highest quality standards, and to nurture minds and hearts. If your child is not inspired, give us a call and we'll make it right. Our phone number is on every product!.
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Mystery and Detective Stories for Kids: A Collection of Mysterious, Puzzling, and Entertaining Short Stories for Young Sleuths: Includes Solve-it-Yourself Mysteries

  • PROBLEM SOLVERS, UNITE!: The Melissa & Doug On the Go Secret Decoder Deluxe Activity Set gives kids a chance to crack codes, uncover hidden clues, reveal secret messages, and be super sleuths!.
  • ACTIVITIES GALORE: 50+ activities include a Secret Decoder Game Book, Seek & Find Game Book, Secret Message Activity Pad, and magic-reveal sticker sheets..
  • PLAY AND LEARN: This robust activity set encourages problem solving and critical thinking..
  • GREAT GIFT FOR AGES 7 TO 9: This set makes a delightful and educational gift for kids ages 7 to 9. Add the Melissa & Doug Game On! Travel Activity Pad Game to round out the hands-on play experience and give kids another engaging option for screen-free fun..
  • “THE GOLD STANDARD IN CHILDHOOD PLAY”: For more than 30 years, Melissa & Doug has created beautifully designed imagination- and creativity-sparking products that NBC News called “the gold standard in early childhood play.”.
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4M Spy Science Secret Messages Kit

  • This kit introduces kids the intriguing spy world practices of secret communications and recording evidence, all in the name of fun..
  • A real spy training pack, this kit will teach kids to encode with concealed secret messages and communicate in many different top secret ways..
  • The eight useful spy tools include: Super Spy Journal, X-ray Secret Notes, White Invisible Message Writer Pen, Black Message Developer, Secret Code Library, Morse Code Shutter Torch, Cypher Wheel, and Super Spy ID Card..
  • Scientific toys like this product encourage imagination and critical thinking in children..
  • Challenge your child's imagination with 4M toys and kits..
  • 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more..
  • 4M offers a wide range of toys and kits to let you build a clock, crochet a placemat, or turn your room into a planetarium--all in the name of making learning fun..
  • Kit includes invisible markers, a 20 page super spy journal with a secret code library, and much more.
  • Write on X-ray secret message sheet, which can only be decoded with decoder lens.
  • Inspiring, creative, imaginative, funDescriptionBecome a quick-thinking top secret agent with 4M Spy Scie....
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NERF Rebelle Spylight Blaster

  • Spylight blaster has a removable flashlight that reveals secret messages.
  • Fire the included 6 darts one at a time or all at once in rapid-fire mode.
  • Removable decoder decodes messages in the included 3 Message Darts.
  • Fires Message Darts and the 3 collectible darts up to 75 feet.
  • Secret Spy compartment in the handle holds 2 darts.
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Nerf Rebelle Agent Bow Blaster with Purple Arrows

  • Heartbreaker Bow blaster has real bow action.
  • Includes 3 message darts and a decoder to reveal secret messages.
  • You can store the detachable quiver and decoder on the bow.
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Nerf Rebelle Agent Bow Blaster V1

  • Heartbreaker Bow blaster has real bow action.
  • Includes 3 message darts and a decoder to reveal secret messages.
  • You can store the detachable quiver and decoder on the bow.
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Nerf Rebelle Agent Bow Blaster V3

  • Heartbreaker Bow blaster has real bow action.
  • Includes 3 message darts and a decoder to reveal secret messages.
  • You can store the detachable quiver and decoder on the bow.
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Spy Ninjas New Recruit Mission Kit from Vy Qwaint and Chad Wild Clay

  • Become A Spy Ninja Member With The New Recruit Mission Kit! The Ultimate Spy Ninja Gear And Missions.
  • Press And Hold The Rear Button On The Ninja Noise Enhancer To Listen In On Hacker'S Secret Conversations.
  • Invisible Ink Marker: If The Invisible Ink Marker Dries Out, Turn The Marker Upside Down And Run Under Water For 5 Seconds. Re-Cap The Marker And Wait 10 Minutes, Then Write Your Hidden Messages.
  • Mission Kit Includes: Secret Message Pen, Ninja Noise Enhancer, Decoder Wheel, Codebreaking Guide Activity Book, Evidence Detection Guide Activity Book, Spy Ninjas Notebook, Spy Ninja Membership Id Card, Spy Ninja Certificate Of Achievement, Spy Ninjas Decoder Card, And More.
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SmartLab Toys Spy School - Secret Ciphers Multi

  • Immersive intro to cryptography: Enter the fictional BREK Industries Spy School of Secret Ciphers, where kids use science to hide—and reveal—messages and learn to encode and decode information using codes and ciphers.
  • the humorous illustrated instruction book provides guidance on ethical espionage.
  • 13-piece kit includes two sets of supplies—one for you, one for your spy partner: 2 decoy cases, 2 UV ink pens with UV lights, red filters, 2 red markers, 2 spray bottles, 4 code wheels, 2 phonetic code cards, 2 message masks, 2 decoder cards, and 24-page activity book.
  • 30+ sneaky secret message missions: The comical in-world activity book is packed with techniques for sharing secret messages and the science behind how they work.
  • create an invisible message that appears when sprayed with grape juice while learning about acid-base reactions, make a hidden note that can only be read through a red filter as you learn how light waves make color, and more.
  • Some projects require easy-to-find household ingredients: including baking soda, banana, dish soap, food coloring, lemon juice or vinegar, purple grape juice, purple or red cabbage, water, and white wax crayon.
  • Perfect for budding cryptographers ages 8+: Great activity for sleepovers, play dates, and f....
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SpyX/Spy Recon Watch -8 Function Spy Toy Watch. Extra Functions Include: Led Light, Stopwatch, Alarm, Decoder, Secret Message Paper, Message Capsules, Motion Alarm. for Your spy Gear Collection!

  • 8-IN-1 WATCH - Spy Recon Watch for all of your spy missions day or night..
  • NOT LIKE THE OTHERS - Special 'Spy' features include LED Spot Light & Motion Alarm.
  • SECRET MESSAGE PAPER! - Watch comes with secret message paper, message drop capsules. Slide the decoder out to read messages!.
  • MORE THAN JUST A NORMAL WATCH - Other watch features include: time, alarm, stop watch, and world clock..
  • Collect all SpyX toys for the ultimate spy play experience..
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Peaceable Kingdom Valentine’s Day Robot Decoder Game - 28 Cards and Envelopes

  • DECODER GAMES: Peaceable Kingdom presents Decoder Games Valentines! These cards feature 3 different styles, each with a robot and a hidden message to....
  • DETAILS: This Valentine’s day pack comes with 28 cleverly designed cards with real envelopes. With cool robots and a secret code to figure out,....
  • CLASSROOM FUN: Get ready for a class Valentine’s day party with this pack! Boys and girls love exchanging chocolate, toys, and candy. Kids can share....
  • V-DAY IDEA: Lighten hearts in an educational learning class with a valentine exchange! Any child can enjoy decorating a box, and teachers and students....
  • SWEET TREAT: Whether you want a scented, scratch and sniff, sticker, or classic Valentine’s day card, Peaceable Kingdom has it! Children, however....
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