ZooniverseJoin millions of volunteers on Zooniverse to help researchers classify, transcribe, and analyze data across biology, space, history, medicine, and more — for free.(0)0
GOATY GolfGOATY is the free AI golf coach — analyzes your swing with 50,000+ data points, scores it 0–100, and coaches you live with real AI voice feedback. Try free in your browser, no app download, no credit card.(0)0
GeoGebraGeoGebra offers free digital math tools including a graphing calculator, geometry workspace, 3D calculator, and math solver — trusted by over 100 million students and teachers worldwide.(0)0
Tricky BridgeLearn bridge the fun way with Tricky Bridge. 57 structured lesson modules, unlimited robot practice, and online duplicate tournaments — free on iPhone, iPad, and Android.(0)0
ThePlantTalkExplore ThePlantTalk for expert gardening how-to guides, healthy recipes, DIY garden projects, landscaping ideas, and home improvement tips — all free.(0)0
StudyNestStudyNest is a free Chrome extension used by 50,000+ students. Get AI-powered study tools including focus mode, smart highlights, flashcards, Pomodoro timer, and progress analytics — all in one place.(0)0
SL TranslatorConvert English text to ASL and other sign languages instantly with SL Translator. Free, visual hand-sign tool supporting BSL, Chinese, French, Spanish, Australian, and more.(0)0
Schoolhouse WorldJoin over 196,000 students on Schoolhouse World for free SAT bootcamps, homework help, college admissions workshops, and global peer dialogues — founded by Sal Khan of Khan Academy.(0)0
Rotala Butterfly Light CalculatorFree planted aquarium light calculator supporting LED, T-5, Metal Halide, and more. Enter your tank dimensions and bulb specs to get ideal lighting recommendations.(0)0
Khan Academy KidsKhan Academy Kids is a free, ad-free educational app for children ages 2–8 covering reading, math, writing, and social-emotional learning with thousands of interactive activities.(0)0
