Education & Reference

A comprehensive rhyming dictionary, thesaurus, and brainstorming tool for the English language. Includes dozens of functions to help songwriters, poets, and anyone else in need of a word.

Atmospheric optics - Rainbows, halos, glories and many other visual spectacles produced by light playing on water drops, dust and ice crystals in the atmosphere with explanations, images and downloadable freeware to simulate them.

Ebooks, guides, templates, and more to help you grow.

Algorithmia provides the fastest time to value for enterprise machine learning. Rapidly deploy, serve, and manage machine learning models at scale. Machine learning, managed.

Diccionario de Sinónimos Online de español con más de 20.000 sinónimos de palabras y expresiones para consultar.

Diccionario de sinónimos de la lengua española con mas de 20000 palabras. Busca la palabra exacta, palabras que contengan lo que buscas e incluso te ofrecemos alternativas si no se encuentra nada en la BD.

Who Is In Space? These are the men and women who are currently aboard the International Space Station and their tweets from the ISS.

Down2Earth meteorite science communication and education

Noticias y artículos sobre astronomía, astrofísica, física, geofísica y ciencia en general.

Advance your career with online courses in programming, data science, artificial intelligence, digital marketing, and more. Built with industry leaders.

Free online multilingual translation for English, French, German, Russian and Spanish languages

Satellite predictions and other astronomical data customised for your location.

TheSkyLive.com provides detailed information, precise position and sky charts for the most import Solar System and Deep Sky objects

Domestika es la mayor comunidad creativa. Aprende y comparte desde cualquier lugar con los cursos online impartidos por los mejores profesionales del mundo del diseño y la creatividad.

Practice 3600+ coding problems and tutorials. Master programming challenges with problems sorted by difficulty. Free coding practice with solutions.

Free math problem solver answers your algebra homework questions with step-by-step explanations.

Además de enseñar inglés, francés y español, preparamos para los exámenes de Cambridge, Aptis y Trinity. También somos Centro Examinador.

The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries

Educreations is a community where anyone can teach what they know and learn what they don't. Our software turns any iPad or web browser into a recordable, interactive whiteboard, making it easy for teachers and experts to create engaging video lessons and share them on the web. Students can replay these lessons any time, any place, on any connected device. We're on a mission to dramatically improve student achievement by extending the reach of great teaching.

GrabCAD is the largest online community of professional engineers, designers & students. Learn about our 3D printing software GrabCAD Print & GrabCAD Shop

Blog about survival in the world of technology and all this cyberpunk around

Blog about survival in the world of technology and all this cyberpunk around