Curated OER
Estimation
Students estimate time and amounts when counting is not realistic or feasible. In this estimation instructional activity, students estimate time or amounts. This instructional activity includes two video clips on estimation and a...
Curated OER
Estimating and Measuring Amounts
Third graders explore measurement. In this estimation and measurement lesson, 3rd graders examine visual examples using standard units to measure length. Students also practice solving problems that their instructors model.