EDIT Level 3 Coil puzzle also available for $7.60 via www.amazon.com.au/gp/product/B00D9J7EFI Sold out fast
Latest Hanayama Puzzle offering is this level 1 Flag at the rock bottom price of just $6.58 - usually 3x that amount.
The Flag is rated Level 1, but is one of the more involved and satisfying of the 1st level puzzles, and a nice little coffee table piece which is sure to enamour any visitors with a passing interest in Japanese cast metal brain teasers. Consult prior Hanayama deals for more info, but from Amazon;
*Hanayama's Flag Puzzle is a high quality cast metal brain teaser
*Discover how to separate these two interlocking pieces and then try to reassemble them!
*Hanayama cast metal brain teasers have 6 levels of difficulty and each puzzle is Mensa-rated
*Level 1 puzzles are considered easy by most puzzlers
Note this is from Amazon US, so you'll need over $49 worth of international items in your cart to avoid shipping.
Some other Hanayama options under $15 to help you up the minimum spend;
Level 2 Medal @ $12.71 www.amazon.com.au/Medal-Hanayama-Metal-Teaser-Puzzle/dp/B00T…
Level 4 Keyhole @ $13.39 www.amazon.com.au/Keyhole-Hanayama-Metal-Teaser-Puzzle/dp/B0…
Level 3 Violin @ $13.44 www.amazon.com.au/Hanayama-Cast-Metal-Brainteaser-Puzzle/dp/…
Level 2 Keyring @ $13.47 www.amazon.com.au/Keyring-Hanayama-Metal-Teaser-Puzzle/dp/B0…
Level 2 Harmony @ $13.85 www.amazon.com.au/gp/product/B00D9J7EC6
Level 6 Elk @ $14.20 www.amazon.com.au/Hanayama-Metal-Brain-Teaser-Puzzle/dp/B003…
Be quick - recent deals have been selling out fast.
Unfortunately it's a $49 spend as a Prime member for free shipping.