Curated OER
Shape Up
Students explore differents types of triangles and quadriaterals. In this polygon lesson, students model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference between...
Curated OER
Bias Sampling
Pupils demonstrate how the results of a poll or other scientific study can be biased by selecting special types of people to respond or by asking only certain questions.
Curated OER
Bias Sampling
Students explore statistics by conducting a scientific study. In this data analysis lesson, students conduct a class poll about popular foods of their classmates. Students complete a worksheet and discuss how bias opinions affect the...