Curated OER
Thomas Edison Timeline
Students research inventor Thomas Edison finding his discoveries and the challenges he overcame. They compile a list of Edison's most important inventions and their dates. They explain why they think each invention was important. They...
NASA
From Smoke Signals to Cell Phones: Tracing How Technologies Evolve
Explore the science of space exploration. Pupils consider technological advances in propulsion, communication, power, navigation, and imaging. They select one of these areas and create a timeline of historical progress that contributed...