PBS
Pbs Online News Hour: Mac Neil Lehrer Productions: Sampling Bias, Ca Recall
In this lesson plan, students are exposed to the different types of political samples, given lists of election data and asked to differentiate between the samples, and informed as to the sources of bias in samples. In addition to...
Science Education Resource Center at Carleton College
Serc: Mineral Density: Teaching Accuracy, Slope, and Percent Error
Students explore the meaning of density and use their math skills to graph mass/volume data, write an equation for a line, and interpret the slope of the line. Students also find the density of two unknown mineral samples and use those...
Better Lesson
Better Lesson: Designing a Restaurant
Understanding area and perimeter can help children work on solutions to very important, real world problems.
Better Lesson
Better Lesson: Using Area as an Architect (Stations Day 1)
In this multi-day activity, 3rd graders make 3 different models of an orphanage floor plan using Google Drawing, Virtual Graph paper, and a construction of rectilinear shapes, to calculate the area of each room using units square.