Which mathematics education company deliberately incorporated the Golden Ratio (approximately 1.618) into its logo design as part of its brand identity?

In the world of mathematics education products, branding and logos matter significantly. Many companies incorporate mathematical principles directly into their visual identity to appeal to their target audience. This poll tests your knowledge of how one famous mathematical concept has been utilized in product design and brand recognition within the educational mathematics industry.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Mathematica by Wolfram Research
GoldenMind Mathematics
Texas Instruments Education
Khan Academy