Showing 81–100 of 1,000 ranked alternatives.
Terminal Eleven LLC
Point your device to identify celestial objects
Identify celestial objects like stars, constellations, planets, and satellites by pointing the device at the sky. Provides detailed information about each object. Includes interactive maps and real-time tracking of celestial events.
JoyBits Co Ltd.
Create elements and build a universe
Create a universe by combining elements like fire, earth, wind, and air. Mix and match combinations to animate your planet. Play in a challenging "Planet" mode to build your dream universe. Track progress as elements come to life.
Justin Chung
Learn waste management, recycle, and play games
Learn environmental topics through articles and resources. Play quizzes, sorting games, and fast-paced challenges. Compete on global and friends leaderboards. Connect with others, add friends, and track progress together.
James Buckhouse
View photos, explore rover missions, share favorite
View and explore images from NASA’s Curiosity, Spirit, and Opportunity rovers. Browse current or past photos by sol date. Bookmark favorite images and share them directly. No login required.
People & Tech Limited
Explore birthcharts and unlock insights
Generate personalized bodygraphs and natal charts based on data. Explore astrology compatibility and daily affirmations. Access insights from Chinese IChing, Hindu chakra system, Kabbalah, Zodiac, and Tarot card readings.
Yateland Kids Limited
Build and explore space worlds together
Explore space with interactive building that teach basic science and math concepts. Create and customize space scenes. Complete missions to unlock new levels and characters. Learn about planets and stars through guided activities.
Crystal Council LLC
Identify rocks and minerals with photos
Identify rocks, minerals, and crystals by uploading photos. Learn details about each specimen including type, properties, and uses. Access a database of geological information and compare characteristics for accurate identification.
AppUnite SA
Play puzzles to learn about the environment
Solve puzzles to clean up polluted areas, restore forests, and reduce carbon emissions. Track progress toward environmental goals. Learn about sustainability through interactive challenges and educational content.
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