Curated OER
Duck, Duck, Goose
For this subtraction in groups worksheet, 1st graders count all the birds in each group and then subtract the number of geese to solve the equation.
Curated OER
What is Less 1-10
In this group counting worksheet, students count each group and cross out items to make less. Students work towards counting backwards as a strategy to mentally compute "less."
Better Lesson
Better Lesson: Counting Collections: 100 Objects
First graders work to count to 100 in this rigorous counting activity. Students create a shape out of their 100 objects for a creative twist. This lesson contains a detailed plan, video explanation, discussion questions based on ability...