PhET Interactive Simulations on new websites

1. PhET Interactive Simulations appeared on 7 new sites in the last 30 days.^[1]

The line is the 7-day average share of new sites that use PhET Interactive Simulations, since 16 September. It starts at our first detection.

#	Movement	Tool	Share of all sites	Share of category	Bar
1	–	Moodle	<0.1%	32.2%
2	–	Scratch	<0.1%	4.1%
3	▲1	CTFd	<0.1%	3.5%
4	▲12	Udemy	<0.1%	3.1%
5	▼1	GeoGebra	<0.1%	2.8%
…
23	▲50	PhET Interactive Simulations	<0.1%	0.9%

All-time shares across the new sites we track: of all of them, and of the sites using any Education tool. Among September launches it ranked #14 in Education, up from #64 in August. All 295 in Education

9 of the 13 sites using PhET Interactive Simulations are product launches we list individually. The other 4 are new business and personal sites: they count towards the figures above but are not listed here. A watch sends them to you.

Site	Found	Also detected
Lyceum | IB Revision & Olympiad Practice studywithlyceum.com · Education	Oct 15
MASRI PREP — Physics study for the Lebanese program masriprep.com · Education	Oct 4
Cours de physique-chimie du collège au lycée | Déclic Physique-Chimie declicphysiquechimie.fr · France	Sep 26
Medha — AI for better teaching and learning in Bihar projectmedha.online · Education	Sep 23
Free Online Courses from PreK to PhD - Atlas Open Academy atlasopenacademy.org · Education	Sep 5
Mentorim — o'rgan, sinab ko'r, yuksal zerikma.com	Sep 4
Professor Fox — AI Teaching Assistant for Teachers professorfox.ai · Education · India	Aug 28
La mega-app SVT pour le lycée (Anagène, Phylogène, Libmol…) anagene.app	Jul 30
RizmiMind: Solve with AI — The AI tutor that teaches, not just answers rizmimind.ca · Education · Canada	Jul 12

Watches, exports and the API give you all 13 sites using PhET Interactive Simulations, from £15 a month.

1. These figures cover websites that went live since April 2026, not the web as a whole.