Curated OER
Pan Balance: Shapes
Students explore the concept of equivalence as it relates to comparing concrete objects to determine greater or lesser attributes such as length and weight. In this pan balance-shapes instructional activity, students make estimations...
Curated OER
Out of This World
Students are introduced to the solar system and its place in the universe. They begin to grasp the idea of very large numbers by estimating and computing how long it take the class to make a million x's.
Curated OER
Tip the Scales
Students, in groups, estimate and check the weights of classroom objects using coins as the standard of measure.
Curated OER
Kool Kumara Lesson Plans
Students explore and observe the plant world and acquire knowledge about the functional parts of plants. For this Kool Kumara lesson, students make observations and record specific data on a recording sheet. Students estimation length,...
Curated OER
Wanted Dead or Alive...How Big Is it?
Fourth graders estimate the measurements of trees using unconventional techniques.
Curated OER
Making Estimations in Measurement
Students utilize their knowledge of measurement in making accurate measurements and estimations.
Math Planet
Math Planet: Learn How to Estimate Calculations
Gain an understanding of how to estimate calculations by viewing examples and a video lesson.