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Sharpen Your Mind
1. About DiMINDz Inventor – Mary Coz
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Maria Costallos affectionately known as Mary Coz is an Australian entrepreneur and business professional with 35+ years of extensive experience in customer service and administration management in the retail, gaming, and hospitality industries.
Since she was 17 years-old, Mary’s unique passion had her inventing games and puzzles until the wee hours to sharpen and expand her mind.
Mary established BUSKPAL in October 2021 to house her unique number puzzle, showcasing her entrepreneurial spirit and dedication to developing diverse business ventures. In February 2024, she then worked with ex-advertising guru and Brain Untrainer R!k Schnabel to transform the brand from Buskpal to DiMINDz.
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In September 2024, Mary registered the business name DiMINDz, under her active Australian Business Number (ABN) 93 936 751 586. This venture reflects her commitment to innovation and excellence in her field.
Puzzles: A Powerful Tool for Brain Health

Did you know that solving puzzles can be a powerful way to relax and relieve stress? Unlike screen time before bed—known to disrupt sleep—puzzles provide a calming, screen-free alternative that promotes relaxation. Engaging in a good puzzle before sleep can help ease your mind, lower stress levels, and even mimic the benefits of meditation. The result? Reduced blood pressure, a slower heart rate, and a better night’s rest.
So, the next time you’re winding down for the evening, swap the screen for a puzzle and let your mind find its peaceful rhythm.
Did you know that puzzles can help protect and strengthen your brain? Research shows that engaging in puzzles can benefit individuals with dementia and Alzheimer’s by preserving cognitive function and even slowing down cognitive decline. By stimulating the brain and encouraging new neural connections, puzzles can help delay symptoms, keeping the mind sharp and active.
Whether you're looking to boost brainpower or support a loved one’s cognitive health, puzzles offer a simple yet powerful way to enhance overall quality of life.