Timed Traveled - Water Temperature 


Did you know that water temperatures have an effect on when aquatic species' eggs will hatch? Read "Timed Travel" to learn how scientists experimented with changes in water temperatures to determine which conditions are optimal for Chinook salmon development. Then use the included FACT-ivity to complete your own study of how air temperature relates to a regular yearly event, like the budding of a particular plant or the first appearance of a species of bird or insect.



Timed Travel - The Freshwater Edition


FACTivity (pg. 101-104)