The Iowa Virtual Slidebox is an educational resource for learning science, history, language, geography, or general knowledge.
Math Planet is a free platform for learning mathematics, offering high school courses in Pre-algebra, Algebra 1, Algebra 2 and Geometry, plus SAT and ACT preparation with practice tests and tips. It is run by Mattecentrum, a non-profit organization.
Bartosz Ciechanowski's site presents interactive articles about science and engineering, including an article on the Moon covering its motion in space, its illumination, and its path around Earth. The articles include draggable visualizations and sliders for controlling viewpoint and date and time.
A personal site about model and high-power rocketry by John Coker, documenting his rocket fleet and launch reports. It also hosts how-to articles on techniques and research, and links to related resources.
A collection of educational applets for visualizing concepts in math, physics and engineering, covering topics such as oscillations, acoustics, signal processing, electricity and magnetism and quantum mechanics. The applets were originally written in Java but have mostly been converted to JavaScript.
Animalia is an online animal encyclopedia for learning about animals, with sections for mammals, birds, reptiles, amphibians, mollusks, fish and insects. The site also offers collections, an animal-of-the-day feature, and companion projects Animalia Pets and Dinosauropedia. Supporters can subscribe on Patreon for an ad-free experience.
The Catalogue of Life is described as the most complete authoritative list of the world's species, maintained by hundreds of global taxonomists. It lists species counts for Animalia, Plantae, Fungi, and other kingdoms. The active release is COL26.9 XR, and the catalogue includes a base release verified by taxonomic experts and an Extended Release with extra data.
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Math Planet is a free platform for learning mathematics, offering high school courses in Pre-algebra, Algebra 1, Algebra 2 and Geometry, plus SAT and ACT preparation with practice tests and tips. It is run by Mattecentrum, a non-profit organization.
Bartosz Ciechanowski's site presents interactive articles about science and engineering, including an article on the Moon covering its motion in space, its illumination, and its path around Earth. The articles include draggable visualizations and sliders for controlling viewpoint and date and time.
A personal site about model and high-power rocketry by John Coker, documenting his rocket fleet and launch reports. It also hosts how-to articles on techniques and research, and links to related resources.
A collection of educational applets for visualizing concepts in math, physics and engineering, covering topics such as oscillations, acoustics, signal processing, electricity and magnetism and quantum mechanics. The applets were originally written in Java but have mostly been converted to JavaScript.
Animalia is an online animal encyclopedia for learning about animals, with sections for mammals, birds, reptiles, amphibians, mollusks, fish and insects. The site also offers collections, an animal-of-the-day feature, and companion projects Animalia Pets and Dinosauropedia. Supporters can subscribe on Patreon for an ad-free experience.
The Catalogue of Life is described as the most complete authoritative list of the world's species, maintained by hundreds of global taxonomists. It lists species counts for Animalia, Plantae, Fungi, and other kingdoms. The active release is COL26.9 XR, and the catalogue includes a base release verified by taxonomic experts and an Extended Release with extra data.
