Investigation Declaration is a history and civics learning game developed to place students in the role of a secret agent investigating the origins of democratic ideas. Players travel across the Atlantic World and over a century of history to trace how Enlightenment principles shaped the United States Declaration of Independence.
Investigation Declaration is a history and civics learning game that places students in the role of a secret agent investigating the origins of democratic ideas. Players travel across the Atlantic World and over a century of history to trace how Enlightenment principles shaped the United States Declaration of Independence and related documents. This investigative gameplay requires players to identify and connect specific philosophical influences to foundational democratic texts.
Enlightenment Philosophy, Democratic Origins, Historical Inquiry, Revolutionary Documents


Examine documents and evidence connected to freedom, democracy, and rights.
Explore the Atlantic World across more than 100 years of history.


Follow how Enlightenment concepts moved between regions and generations.
Reconstruct key ideas by identifying and connecting historical evidence.

Foundational democratic ideas did not emerge in isolation but developed through shared intellectual movements and historical context. Investigation Declaration helps students actively trace these connections, strengthening historical reasoning and civic understanding through inquiry-based play.
200m+ __ total game plays
145k+ __ teachers engaged annually
9m __ students reached annually
26% __ increase to student civic knowledge
36% __ increase to student civic dispositions
95% __ of iCivics teachers note students are more engaged
"Filament's attention to mission and commitment to creating top-shelf learning experiences has resulted in an extremely productiv e partnership. They understand the complexity of serving educators while meeting our organizational goals."

If you’re exploring educational games, digital learning tools, or interactive simulations, Filament Games can help you design and build experiences that deliver measurable impact.
Start a project
Diffission is a touch-based fractions learning game developed by Filament Games for web browsers, tablets, and mobile devices. Players solve procedurally generated puzzles by slicing shapes into equal parts to create specific fractions through intuitive, gesture-driven play.
Explore →
Do I Have a Right? is a civics learning game developed with iCivics that teaches constitutional law through interactive legal scenarios. Players run a law firm, determine whether clients’ rights have been violated, and argue cases based on the Bill of Rights.
Explore →