STEM Challenges
Explore fun and educational challenges across math, science, engineering, and coding!
Showing 6 of 209 challenges
Solar Storms and Space Weather
Space ExplorerThe Sun does not just shine steadily — it regularly hurls billions of tonnes of plasma and intense radiation across the solar system. Discover solar f...
Sunspots and the Solar Cycle
Space ExplorerThe Sun is not constant — it pulses with a roughly 11-year cycle of activity, producing more sunspots, flares, and storms at solar maximum. Discover w...
Nuclear Fusion: The Sun's Engine
Space ExplorerThe Sun converts 4 million tonnes of mass into pure energy every single second. Discover how Einstein's famous equation E=mc squared explains the Sun'...
Inside the Sun
Space ExplorerThe Sun is not just a ball of fire — it has a complex layered structure, from a core hotter than anything on Earth to an outer atmosphere millions of ...
The Cosmic Distance Ladder
Space ExplorerHow do astronomers measure the distance to a galaxy billions of light-years away? No single method works at all scales. Discover the clever series of ...
The Scale of the Solar System
Space ExplorerThe solar system is almost entirely empty space. Distances between planets are so enormous that even our fastest spacecraft take years to reach them. ...