DIY Lake Science App
From the Lawrence Hall of Science, University of California, Berkeley
Investigate freshwater ecosystems where you live with this new, free DIY Lake Science App from UC Berkeley's Lawrence Hall of Science, funded by the National Science Foundation. The field adventures include making a viewscope to look for underwater plants and animals and crafting a Secchi disc used in measuring water clarity. The app also includes indoor activities.
Waters to the Sea Series
From Hamline University Center for Global Environmental Education
Waters to the Sea is a series of internationally acclaimed, interactive, multimedia, learning programs on North America's waterways for grades four through eight. They are produced by the educational multimedia production arm of the Center for Global Environmental Education at Hamline University.