Arrays and Area & Perimeter in second grade

Classroom activities

• Second grade students read the story The Doorbell Rang
• They explored the math in the story, using linking cubes to model the 12 cookies to be shared
• They used bingo dabbers to create rectangular arrays for the number 12, and imagined and drew real-life objects based on each array
• They read the story Wolf Gets Hurt and used linking cubes and string to model the base and fence of Wolf's pen
• Then they used square grid paper to create rectangular arrays of 16 tables and used bingo dabbers to see how many chairs fit
• Student writing and comments were used to make up 3 songs
• See their performances, shared publicly though the Math Performance Festival.