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)Research & Education·Online Learning Platforms·Study Assistants0
B Buildspace AI BuilderBuildspace was the world's largest online school for builders — helping developers, creators, and entrepreneurs ship their own ideas through intensive six-week cohort programs.(0)Productivity·Research & Education·Online Learning Platforms0
Woodland Trust Tree IDFree step-by-step tree identification app from the Woodland Trust. Identify British trees in gardens, parks, and countryside across all seasons.(0)Research & Education·AI Assistants0
ThePlantTalkExplore ThePlantTalk for expert gardening how-to guides, healthy recipes, DIY garden projects, landscaping ideas, and home improvement tips — all free.(0)Research & Education·Knowledge Management Tools0
Sloper ClimbingSloper Climbing brings trusted climbing guidebooks to life with GPS locations, offline data, real-time updates, and community interaction. Free on iOS and Android.(0)Productivity·Research & Education·Knowledge Management Tools0
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)Research & Education·Online Learning Platforms·Study Assistants0
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)Productivity·Research & Education0
PlantSam Herb DatabaseBrowse and identify hundreds of garden and medicinal herbs with botanical details including scientific names, origins, plant height, and USDA hardiness zones.(0)Research & Education·Knowledge Management Tools0
MushroomExpert.comIdentify wild mushrooms accurately with MushroomExpert.com — a free reference featuring 1,300+ documented species, expert taxonomic keys, and detailed descriptions for safe foraging.(0)Research & Education·Knowledge Management Tools0
MISIN AppReport and track invasive species across the Midwest with MISIN — a free citizen science platform from Michigan State University featuring 95+ training modules, real-time maps, and a smartphone app.(0)Data & Analytics·Research & Education0