Curated OER
Earth Day Number Sense
Elementary schoolers count and order objects using numbers 1-300. They bring recyclable items from home. Young scholars group the items, skip count by 2's, 3's, and 5's, and arrange the items on a number line. Recyclable plastic bags are...
Curated OER
Comparisons
In this comparing number activity, students solve 12 problems in which two 3 digit numbers are compared with the correct sign: <, >, or =.
Curated OER
Comparing 3-Digit Numbers
For this comparing numbers worksheet, 2nd graders write <, >, or = in the circle between each set of three digit numbers. They make 21 comparisons before answering a 1 test prep question.