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Featured Resource

Sunspot Science: Measuring the Frequency and Period of Sunspots
Sunspot Science: Measuring the Frequency and Period of Sunspots
Use time-stamped images from NASA's Solar Heliospheric Observatory to analyze patterns in sunspot activity, then apply these findings to calculate period of…

Technology Tools

Mobile Device Models
Mobile Device Models
Turn your smartphone into a robust tool for data collection! This resource provides 8 simulations that use a mobile device accelerometer to sense motion.