Watch lightbulbs go off in learners' heads as they look at a patent for Thomas Edison's most famous invention. After examining the light bulb patent, young historians speculate on how the invention changed life in the 1880s and its...

Need a bright idea for an engaging lab? Watch your class light up as they explore the difference in efficiency between incandescent and LED bulbs! The resource makes use of simple materials and encourages learners to infer what's...

Could you reinvent the light bulb? Scholars tap into their inner Thomas Edisons to build a light bulb prototype out of a jar and some wires. They see how long the filament wire glows in the jar (batteries not included) to measure their...