All Adventures / Earth Science
Earth Science Adventures
Meet a Gemling, explore its world, and use science to outthink the Grumblies. Follow six scenic stops, solve five questions at each stop, and celebrate your victory.
Free to play. No account or kit required. Take your time, learn from each clue, and try again whenever you need.
Earth Science
Rocks & Minerals
Rockling guides you through The Shimmering Caverns.
Six stages · 30 science questions
Play Rocks & Minerals
Volcanoes
Eruptling guides you through Emberpeak Volcano.
Six stages · 30 science questions
Play Volcanoes
Fossils
Dinoling guides you through Lostbone Jungle.
Six stages · 30 science questions
Play Fossils
Landforms
Landling guides you through Titan Terrain Range.
Six stages · 30 science questions
Play Landforms
Weathering & Erosion
Crumbling guides you through Redstone Canyon.
Six stages · 30 science questions
Play Weathering & Erosion
Earthquakes
Quakeling guides you through Faultline Forge.
Six stages · 30 science questions
Play Earthquakes
Weather
Stormling guides you through Stormwatch Heights.
Six stages · 30 science questions
Play Weather
Water Cycle
Trickling guides you through Cloudriver Highlands.
Six stages · 30 science questions
Play Water Cycle
Oceans
Aqualing guides you through Sapphire Sea Frontier.
Six stages · 30 science questions
Play Oceans
Natural Resources
Earthling guides you through Earthkeep Reserve.
Six stages · 30 science questions
Play Natural Resources
Sun & Moon
Skyling guides you through Sunshadow Observatory.
Six stages · 30 science questions
Play Sun & Moon
Space
Spaceling guides you through Starfall Frontier.
Six stages · 30 science questions
Play SpaceThe adventure continues beyond the screen
After your online victory, explore Discover, Identify, and Collect with real specimens. A kit is optional, and completing an online adventure does not record physical discoveries or promise particular kit contents.