Tree rings are slightly thicker on the south side of the tree because it receives more sunlight. Part two in a series of five lessons helps learners analyze tree rings to determine the environmental conditions that caused size...

Tree rings from North America give a continuous history of El Nino intensity over the last 1,100 years. Scholars learn how scientists use tree rings to create timelines demonstrating variations in weather patterns. The cumulative...

Small groups investigate plots of land to discover how abiotic and biotic factors interact. After recording their findings, scholars share observations with peers and self-reflect on the learning process. 

Take class members on a field trip to the forest without leaving the classroom. Scholars learn content-related vocabulary and factors affecting forest health with class discussions and during a presentation. Scientists combine forestry...

Is everything really connected? Take your class on a walk outside, where they will make observations and write them down on a worksheet. Once they are back in the classroom, learners will work to determine if and how things like birds,...

Assess the probability of a wildfire with several lessons about fire danger ratings and risk factors. After experimenting with fuel moisture, learners explore the various elements that could contribute to a wildfire, such as wind...

Head to the treeline and beyond to examine how this feature of the landscape affects weather and climate, which gives scientists clues about its health. Class members' observations of photographs provide the data...

What responsibility do we have to protect the privacy and safety of others when posting information about them online? This is an essential lesson for every learner today experiencing their social and professional worlds in an online...

Male deer growing antlers to begin the breeding season is an example of a phenological event. First in a four-part series is an activity requiring individuals to collect phenological data on their campus. Classes discuss phenology, the...

Just because there's snow on the ground, it doesn't mean you can't go out and play. Take full advantage of the wonderful winter weather with this collection of fun snow day activities.