// Mission Briefing
Our data tracks have been damaged. Unscramble missing words to help fix our data tracks — explore science, history, space, and more. Earn credits. Top the leaderboard. Save the mission.
Europa, or Jupiter II, is the 1 of the four Galilean moons ORBITING Jupiter, and the sixth-closest to the PLANET of all the 95 known moons.
Select the letters to solve the missing word
// Protocol
Each mission presents a data track with key words missing — replaced by numbered blanks. Your job is to figure out what goes where.
Scrambled letter tiles appear below each blank. Tap the letters in the right order to spell the missing word and repair the data track.
Each solved word earns credits based on difficulty. Complete Daily Tracks, take on New Missions, and climb the global leaderboard.
// Capabilities
Every data track comes from real Wikipedia articles — science, history, astronomy, geography, and more. Learn while you play.
A new puzzle every day. Come back daily to complete the Daily Track and keep your streak alive.
Play by Tag to explore topics you love, or take on multi-mission challenges to multiply your credits and climb the ranks faster.
After solving each word, unlock its full definition and hear its pronunciation if available. Every mission is a mini vocabulary lesson.
Baseword is available in English, Portuguese, Spanish, French, and more. The same fun word-solving mechanic, in your language.
// Rankings
Every mission completed adds to your total credits. The best word solvers from around the world compete on the global leaderboard — can you reach the top?
Join the Crew