Give someone the joy of frustration with a historical twist - the Project Genius Latch Lifter Trick Lock Puzzle!

It might look like an ordinary padlock, but don’t be fooled, this Roman-inspired challenge has zero intentions of opening without a brain workout.

Modelled after the original latch lifters used by ancient Romans, this clever contraption was once used to sneakily lift door bolts from outside.

Now, it’s here to toy with your logic and patience. It comes with a key, but the solution isn’t as simple as turning it!

You'll need to figure out the right moves to lift the latch and unlock your pride. This is a great gift for someone who enjoys puzzles that fight back! 

It looks great on display, feels satisfying to handle, and gives just enough challenge to make victory sweet.

Perfect for ages 8 and up, and especially good for people who think they’re clever.

  • Inspired by the Roman latch lifter mechanism
  • Made from durable metal with a classic key
  • Rated 4/5 difficulty for a rewarding challenge

Wrap it up for someone who thinks they’ve seen it all - this puzzle will keep them guessing!

Peter and Anne-Maree
Hello from Peter & Anne-Maree

CoolThings Australia is a Australian owned & operated small business located in Launceston, Tasmania.

The CoolThings Australia mission is to help you be the coolest gift giver in your family and circle of friends.

You know the feeling you get when you give a gift and the response is "That's so cool!" - that is what its all about!

CoolThings Australia was started in 2003 by Peter and Anne-Maree and is still led by them to this day. Their purpose in business is to be givers themselves and they support multiple organisations close to their hearts locally, nationally and internationally.

Both Peter and Anne-Maree and their team of cool giftologists thankyou for your support and are looking forward to serving you today!

Project Genius Latch Lifter Trick Lock Puzzle Reviews

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(5) Lindsay - Verified Customer

The items I purchase were exactly what I ordered they are indeed Cool Things! Prices were competitive and delivery was quick. Thank You! ...

(5) Anonymous - Verified Customer

Extremely happy with products purchased as gifts, two very happy grandaughters...

(5) Wendy Thomas - Verified Customer

Loved finding the website. Fascinated by the variety of products that are available. My granddaughter loved her gifts. I will certainly be purchasing more exciting products. What’s more appealing it that you are an Australian company....

(5) Evan Brand - Verified Customer

Communication from Cool Things Australia was consistent and detailed. My item shipped in a timely manner, and was as described by the website. Overall a positive experience ...

(5) Bindy - Verified Customer

I bought some spy watches and LED light sneaker clips for my 6 yo grandsons. They are great and reasonably priced. Packaged very well and arrived quickly. Prompt customer service by both email and phone. I’m about to order some more goodies. ...

(5) Bindy - Verified Customer

I bought some spy watches and LED light sneaker clips for my 6 yo grandsons. They are great and reasonably priced. Packaged very well and arrived quickly. Prompt customer service by both email and phone. I’m about to order some more goodies. ...

(5) Brian - Verified Customer

My items arrived today I'm so pleased with my purchase, highly recommended. Coolthings have so much really cool stuff. Take a look you won't be disappointed. I will be searching for ny next purchase very soon....

(5) Terry - Verified Customer

Very prompt delivery, securely packaged, great product ... Thank you ...

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