Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Curated OER
Math: Checking Scale Drawings for Accuracy
Students critique their own drawings for accuracy and make constructive suggestions prior to reworking them. They discover how scale in maps and drawing relate to relative size and distance. In addition, students comprehend the...
Curated OER
Measurement
Students experience a positive science experiment and study fundamental concepts of measurement.
Science Education Resource Center at Carleton College
Serc: Mn Step: Scientific Measurement: Reviewing Precision vs. Accuracy
This is a review lesson on the concept of precision vs. accuracy in the context of scientific measurement, intended to be used near the beginning of a Physics course. Students practice measuring and reading scales accurately and...