Course
3Blue1Brown: Essence of Calculus
3Blue1Brown (YouTube / website)
View detailsCourse
Coursera: Fibonacci Numbers and the Golden Ratio (HKU)
Run by The University of Hong Kong (via Coursera)
OnlineOnline, Self-paced, ~3 weeks, ~2 hours/weekFreeOpenLow effort
About this opportunity
A beautiful free online course exploring the mathematics of Fibonacci numbers, the golden ratio, spirals, and their connections to art, architecture, and nature. Covers number theory concepts accessible to secondary students while revealing the elegance of pure mathematics. Consistently rated as one of the most engaging free math MOOCs.
Who can apply
Anyone; suitable for Sec 3 – JC2 students interested in the beauty of mathematics
What you get
Certificate
Frequently asked
Who runs this?+
Run by The University of Hong Kong (via Coursera). More on their website.
Who can apply?+
Anyone; suitable for Sec 3 – JC2 students interested in the beauty of mathematics
Is it paid?+
Free to apply. No participant fees.
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View detailsUpdated 14 April 2026·Source