Illustrative Mathematics
Growing Bean Plants
Plant growth experiments offer rich, cross-curricular learning opportunities that can really excite and engage young learners. In this series, children work in pairs planting, measuring, and comparing the height of bean plants in order...
Illustrative Mathematics
Longer and Heavier? Shorter and Heavier?
For many young children it seems obvious that longer objects are heavier than shorter objects. This assumption is put to the test as the class investigates the relationship between length and weight in a whole-group activity. Using a...
Curated OER
Measurement Vocabulary
Longer, shorter, inches, and feet are all vocabulary words that accompany the concept of measurement. Here are 16 slides that ask learners to determine which objects are longer or shorter than a given length. Great for 1st or 2nd graders!
Curated OER
Shorter and Taller
In this comparing instructional activity, students decipher sizes among objects. Students follow the written directions coloring the shortest and the tallest objects the designated color for each.