Top 10 Brain Teasers for Adults Difficult – Assembly & Disentanglement Puzzles

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1. Project Genius

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Glass Bottle Puzzle, True Genius, Brain teasers, Adult Puzzle

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Project Genius #ad - Learn spatial reasoning - a clever puzzle in which you must remove everything from the bottle without breaking or forcing any parts, THEN return all of the parts back into the bottle just how they started. Glass & solid wood puzzle – this brainteaser puzzle is constructed from solid wood, making this a high quality puzzle for anyone looking for wood gifts for women or wood gifts for men.

High quality gift - whether you’re a student who could use lsat logic games, looking for a birthday gift logic game, or you think your friend would enjoy this as one of their housewarming gifts, this wood puzzle is a great choice for you.

Look chic and smart with a game that goes beyond traditional knick knacks home decore. Chic home dÉcor – with solid wood parts and design, this puzzle is a beautiful home decoration when it’s not being played. Historic inspiration - all brainteasers from the True Genius line are inspired by one of five different ancient civilizations including Rome, Greece, China, Egypt and the the ancient Aztec empire.
BrandProject Genius #ad
ManufacturerProject Genius #ad
Height2 Inches
Length8 Inches
Width4.5 Inches
Part NumberTG004
ModelTG004
Warranty30 Day Warranty Against Manufacturer Defects

2. LMC Products

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Mind Puzzles for Adults, Educational and Fun Gift Ideas, 3D Brain Teasers for Adults & Kids, LMC Products Wooden Brain Teaser Puzzles 6 Pack

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LMC Products #ad - Brain teasers for kids ages 10-12, brain teasers for kids ages 12-14. Six challenging brain puzzles come in a stained wood box with a clear plastic window covering as well as instructions.

Great gifts for christmas or birthdays! Brain teaser games - no matter how many times you try it out these puzzle games alike will keep you entertained with their unique challenge. These brain puzzles for adults are the perfect touch to your home, living room, or office space. These brain teaser puzzles for adults and kids will challenge anyone's skills! Material - these are nicely stained wooden pieces designed with classy colors and a durable construction that fit together with a challenge.

Challenging & fun - don't give up! if they can be taken apart they can be put back together. Size - each puzzle is approximately 2. 5x2. 5x2. 5 inches. Challenge your friends and family with these great gifts under 50 dollars.
BrandLMC Products #ad
ManufacturerLMC Products #ad
Part Number659424931966

3. ROKR

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ROKR 3D Wooden Perpetual Calendar Puzzle,Mechanical Gears Toy Building Set,Brain Teaser Games,Engineering Toys,Family Wooden Craft KIT Supplies-Great Birthday for Husband Wife Adult

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ROKR #ad - Laser-cut model kitthis mechanical wooden puzzle toy uses precision laser cutting, high-quality plywood, smooth touching. Pre-cut wooden board will be easy to pop the individual pieces out of the sheets, no glue required. The interlocking mechanisms are pretty ingenious.

Decorate your home and officethe mechanical engineering kit is designed beautifully. The 3d wooden puzzle has decorative designs that look captivating in the finished product. Your guests will find it interesting and appealing with the entire setting and visible gear mechanism. Detailed english instructionjust follow the user manual provided in the brain teaser DIY puzzle toy, and you will be able to install it.

Patience is the key to finish all these kits. Feel the pride of assembling this entire IQ toy set-up with your very own hands. Retro perpetual calendaryou will send yourself back to the industrial age. This calendar craft kit imparts a vintage quotient to the ambience. Also, birthday gift, Christmas Gift, it looks classic and eminent. Kids will enjoy its work process. Great choice as thanksgiving Day Gift, Father's Day Gift.
BrandROKR #ad
ManufacturerROKR #ad
Part NumberLK Non Vehicle Series

4. simfort

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Mind Bending Wooden Jigsaw Puzzle for Adults Kids,Challenging Labyrinth Brain Teaser Puzzles,Expert Level Difficult Puzzles Games challenging-200

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simfort #ad - Excellent gifts for puzzle lovers:the mind bending wooden jigsaw puzzle is a great gifts for your friends or relatives who likes challenging. When you feel boring you can pass the time, or you can play it with your kid, this will greatly promote your parent-child relationship.

Enjoy the puzzle game and improve concentration - each wooden jigsaw puzzle for adults and kids is designed to keep your attention for several hours of enjoyment. Complicated but fun:our mind bending wooden jigsaw puzzle keeps you having fun, the more you complete, develops the brain and challenges your mind. When doing your puzzle, the more you will want to continue and the more sense of accomplishment you will get. Not easy to be break off:made of quality wood not easy to be break off, it is laser cut, the wooden jigsaw puzzles do not contain any harmful material to you, won't show up the puzzle and is difficult to separate due to improper cutting.

The brain teaser puzzles are available in standard 100 Pieces, and expert 200 Pieces. Challenging puzzle games for gatherings or professional enthusiast:We can take out the jigsaw puzzles at family gatherings and friends gatherings and have a little competition, which will make your gathering more fun. You can use it with confidence.
Brandsimfort #ad
Manufacturersimfort #ad
Height1 Inches
Length11 Inches
Width11 Inches

5. MHY

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Brain Teaser Puzzles,Metal Hanayama Puzzle Games Toys,3D Highly Difficult Adult Puzzles, IQ Educational Box for Kids and Teens 3 pcs

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MHY #ad - Learning spatial reasoning - the position of these seemingly simple puzzle balls varies greatly. Brain teaser game puzzles - brain teaser toys help to train your eyes and hands coordination, problem solving skills, space, observation, while sharpening your reasoning skills.

It is also a test of your creativity, expand your mind, reasoning and memory to relieve stress and keep your brain focused. Provides hours of play time. It makes a great party gift at your next birthday party. Durable and child safe- made of durable metal material which can keep the puzzle intact shape, non-toxic material, you can use it for many years, absolutely no sharp/cutting edges. He may have over 100 wrong angles and only one is correct. Iq test puzzle - this iq test puzzle toy is made of metal and has a delicate design.

Brain teaser puzzles for adults and boys and girls. Party favor - these fun intellectual unlocking toys are perfect as party favors for gift bags and Christmas stockings. It is a portable educational toy with high IQ decompression function and novel and beautiful appearance. Hanayama puzzle can be used as a decoration and collector's item. You have to take everything apart and figure out how to put it all back together.
BrandMHY #ad
ManufacturerStar River LLC #ad

6. NVP

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Clear Brain Teaser Impossible Puzzle -by NVP Puzzles- The Most Difficult Clear Puzzle Level 10 You Will Attempt. Great for Hours of Family Fun, Hard Brain Teaser Puzzles for Adults. Made in The USA!

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NVP #ad - Desafíe a su familia y amigos regalándoles nuestro duro rompecabezas cortado con láser. This will be one of the most difficult puzzles you will ever attempt. Our hard puzzle is one of the best mind puzzles for adults, made out of high quality acrylic material.

A great gift for loved ones, teenagers and adults! Tired of traditional boring jigsaw puzzles? Put together one of our hardest brain teaser puzzles by placing each unique geometric piece within the frame. Challenge your family and friends by gifting them our hard, laser cut brain teaser puzzle. Not your traditional jigsaw puzzle! This practically impossible geometry puzzle defies traditional puzzle logic. Un gran regalo o regalo de Navidad para adolescentes y adultos! ¡Verdaderamente un rompecabezas imposible! Close to 8" x 6" 200mm x 150mm don't be fooled by this 28 piece acrylic puzzle.
BrandNVP #ad
ManufacturerDAV Innovations #ad
Height0.12 Inches
Length8 Inches
Width6 Inches
Part NumberNVPTest-1

7. MHY

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IQ Educational Box for Kids and Teens, Brain Teaser Puzzles,3 Pieces Metal Hanayama Puzzle Games Toys,3D Highly Difficult Adult Puzzles

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MHY #ad - Learning spatial reasoning - the position of these seemingly simple puzzle balls varies greatly. Party favor - these fun intellectual unlocking toys are perfect as party favors for gift bags and Christmas stockings. It is also a test of your creativity, space, expand your mind, reasoning and memory to relieve stress and keep your brain focused.

He may have over 100 wrong angles and only one is correct. It is a portable educational toy with high IQ decompression function and novel and beautiful appearance. Hanayama puzzle can be used as a decoration and collector's item. Brain teaser puzzles for adults and boys and girls. You have to take everything apart and figure out how to put it all back together. Brain teaser game puzzles - brain teaser toys help to train your eyes and hands coordination, problem solving skills, observation, while sharpening your reasoning skills.

Durable and child safe- made of durable metal material which can keep the puzzle intact shape, you can use it for many years, non-toxic material, absolutely no sharp/cutting edges. Iq test puzzle - this iq test puzzle toy is made of metal and has a delicate design. It makes a great party gift at your next birthday party. Provides hours of play time.
BrandMHY #ad
ManufacturerStar River LLC #ad
Weight0.66 Pounds

8. MHY

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3 Pieces Brain Teaser Puzzles,Metal Hanayama Puzzle Games Toys,3D Highly Difficult Adult Puzzles,IQ Educational Box for Kids and Teens

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MHY #ad - You have to take everything apart and figure out how to put it all back together. Durable and child safe- made of durable metal material which can keep the puzzle intact shape, you can use it for many years, non-toxic material, absolutely no sharp/cutting edges.

Party favor - these fun intellectual unlocking toys are perfect as party favors for gift bags and Christmas stockings. Brain teaser puzzles for adults and boys and girls. Iq test puzzle - this iq test puzzle toy is made of metal and has a delicate design. It makes a great party gift at your next birthday party. He may have over 100 wrong angles and only one is correct. It is a portable educational toy with high IQ decompression function and novel and beautiful appearance. Hanayama puzzle can be used as a decoration and collector's item.

Provides hours of play time. Brain teaser game puzzles - brain teaser toys help to train your eyes and hands coordination, observation, expand your mind, problem solving skills, space, while sharpening your reasoning skills. It is also a test of your creativity, reasoning and memory to relieve stress and keep your brain focused. Learning spatial reasoning - the position of these seemingly simple puzzle balls varies greatly.
BrandMHY #ad
ManufacturerStar River LLC #ad

9. MHY

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4 Pieces Brain Teaser Puzzles,Metal Puzzle Games Toys,3D Highly Difficult Adult Puzzles,IQ Educational Box for Kids and Teens

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MHY #ad - Learning spatial reasoning - the position of these seemingly simple puzzle balls varies greatly. It is a portable educational toy with high IQ decompression function and novel and beautiful appearance. Brain teaser game puzzles - brain teaser toys help to train your eyes and hands coordination, while sharpening your reasoning skills.

Party favor - these fun intellectual unlocking toys are perfect as party favors for gift bags and Christmas stockings. He may have over 100 wrong angles and only one is correct. For boys and girls ages 8 and up. Iq test puzzle- this iq test puzzle toy is made of metal and has a delicate design. It can be used as a decoration and a collector's item. Durable and child safe- made of durable metal material which can keep the puzzle intact shape, you can use it for many years, non-toxic material, absolutely no sharp/cutting edges.

It makes a great party gift at your next birthday party. It is also a test of your creativity, expand your mind, observation, space, problem solving skills, reasoning and memory to relieve stress and keep your brain focused. You have to take everything apart and figure out how to put it all back together. Provides hours of play time.
BrandMHY #ad
ManufacturerStar River LLC #ad
Height2 Inches
Length5 Inches
Width3 Inches

10. Bepuzzled

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Silver 30770, BePuzzled BEPUA Hourglass Hanayama Cast Metal Brain Teaser Puzzle Level 6 Puzzles for Kids and Adults Ages 12 and Up

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Bepuzzled #ad - Bepuzzled is more than just jigsaw puzzles - it's puzzle-plus. Level 6 puzzles are challenging for most puzzlers; for age 12 and up. Small, compact, beautifully designed brain teaser puzzle. Age mfg minimum: 144. 0 Skill level: Expert. Hanayama is known worldwide for challenging puzzles and quality manufacturing. Once you have separated the pieces, it's time to reassemble the puzzle.
BrandBepuzzled #ad
ManufacturerBePuzzled #ad
Height4.75 Inches
Length1.75 Inches
Weight0.24 Pounds
Width3 Inches
Part Number30770
Model30770
WarrantyNo Warranty