Discover the wonders of geology and the Rock Cycle! Join DocDuck and Elico on a journey through Igneous, Sedimentary and Metamorphic rocks!

Choice, strategy, balance, and . . . water equity? Parts of the planet are struggling to get enough water. Use each region's wealth to build pipes, desalinate water, and conduct research to bring water where it's needed most.

Follow the trail of the life cycle of single-use plastics, and uncover policies that can plug pollution leaking into our oceans.

Travel back in time as a photographer in Mission to the Mesozoic! Explore the Triassic, Jurassic, and Cretaceous periods, capturing photos and discovering connections between ancient flora and fauna.

Manage a park and balance the needs of animal life, plant life, tourism, and finances. Make smart choices to keep your park thriving in EcoKingdoms!

This town-building game teaches complex systems. Made in partnership with the Scalable Systems Lab at UW-Madison. Played by thousands of kids a month.

Can you defeat multiplying bacteria with an antibiotic dose? It sounds easy, but remember--whatever doesn't kill bacteria makes it stronger!

How good are you at predictions? Can you figure out when—and how powerfully—an earthquake will hit Square City? Triangulation is the key!

Can you control nitrogen and move it from plants to deer to clouds? You'll have to watch out for a tricky opponent!

Can you move water from the ocean to the sky--and then back again? The Water Cycle game shows you how, but there's a tricky opponent!

Can you master the original shape-shifter, the Carbon Cycle? Transform carbon from water to sky to land--before your tricky opponent does!