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 family 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 charities and organisations close to their hearts locally, nationally and internationally.

Both Peter and Anne-Maree and their team of cool gift-o-l-o-gists 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) Emilie - Verified Customer

This past year, I have slowly purchased items from CoolThings - your robot cat, robot penguin, origami sets of cat and dog, two girls' crossbody bags to color, Kidz Labs Bubble Science, the coloured cube puzzle, 3 packs of the Astronaut Ice -Cream, and today, the Color and Learn Butterfly Pillowcase. I was SO HAPPY to discover "CoolThings&...

(5) Sarah - Verified Customer

I had trouble at the checkout with Paypal not loading. I emailed Coolthings and received a lightening quick reply! They processed the order and sent me a Paypal link - problem solved! I have already received my very cool order. Thankyou Coolthings!...

(5) Sharin Voss - Verified Customer

Product awesome materials, fast delivery and good service. Will recommend ...

(5) Allan Hausfeld - Verified Customer

I have now purchased a few coolthings !, Very good products, excellent to deal with. Thank you very much ...

(5) Kat - Verified Customer

Awesome range of products (perfect for our yearly holiday quiz prizes), very easy to order, great communication and fast delivery. Highly recommend ordering from Cool Things!!...

(5) Danielle - Verified Customer

Unique products, fast delivery, great price and hassle free experience. Will shop with this company again. Thanks for the cool things ...

(5) Kim - Verified Customer

I only ordered my little Red Baron Snoopy yesterday and it arrived today! Unbelievable service. Will definitely be using again and again. Thanks for such amazing service ...

(5) Rhonda - Verified Customer

Ordered the freeze dried icecream and could not resist trying it out. Delicious. I appreciate the timeliness of my order delivery and have found this company easy to deal with and communicate with....

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