National Wildlife Federation
Wherefore Art Thou, Albedo?
In the sixth instructional activity in a series of 21, scholars use NASA data to graph and interpret albedo seasonally and over the course of multiple years. This allows learners to compare albedo trends to changes in sea ice with...
Curated OER
Place Value: A Place for Apples
Second graders explore number values by completing math worksheets. For this place value lesson, 2nd graders identify the use of decimals in numbers and read a book about math called Apple Pigs. Students create number charts based on the...
Curated OER
Melt in Your Mouth Subtraction
Students engage in a lesson which involves role-play and the use of manipulatives to solve subtraction problems. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain subtraction practice. They get to eat the...
Curated OER
Aluminum Altruism
Students explore the value of recycling. They consider the importance of giving back to their school community. They calculate their earnings using multiplication and addition.