Showing 21–40 of 1,000 ranked alternatives.
Antra Mahaldar
Learn about climate change and sustainability
Track daily emissions by logging transportation, energy use, and waste habits. Calculate weekly and monthly totals. Set reduction goals and receive progress updates. Share data with friends to encourage collective action.
An Truong
Calculate, graph, and solve equations
Solve equations, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.
Siraprapa Kridakorn
Track your vegan diet and impact
Track daily water, grain, and land savings from a vegan diet. Monitor CO2 reduction and animal lives spared. Provide facts on climate change, ocean dead zones, and deforestation linked to animal product consumption.
WWF Deutschland
Learn about climate change and technology
Learn about technology through , guided lessons. Explore how electricity is converted into other energy carriers. View interactive content suitable for schools, events, and museums.
World Wildlife Fund, Inc.
Explore , learn about ecosystems, and practice
Explore temperate with guided AR tours featuring interactive wildlife. Learn about forest ecosystems, threats, and sustainable management practices. Plant an augmented reality forest to visualize conservation efforts and share the experience.
Jinesh Vora
Reduce footprint with weekly tips
Track weekly reduction tips and monitor progress. Set goals for energy use, transportation, and waste. Receive notifications for sustainable actions. Share achievements with friends. Calculate and compare personal footprint.
Igor Panichev
Explore 3D maps and global facts
Explore a 3D globe with relief models and political and physical maps. View day/night cycles, time zones, and city lights. Access over 2,600 geographic objects and more than 500 wonders of the .
MarcoPolo Learning, Inc.
Learn, explore, and grow with interactive lessons
Teaches early childhood skills through interactive stories and games. Includes phonics, numbers, colors, and shapes. Features animated characters, progress tracking, and parental controls. Syncs with educational standards and offers offline access.
Jundroo, LLC
Build planes, test flights, download models
Build airplanes by snapping parts together, designing wing sections, and attaching engines. Strap into the cockpit to test flight with realistic physics. Download over 250,000 pre-built airplanes for free.
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