Estimates are educated guesses. They are answers based upon experiences or information.Many of the following ideas have approximations for answers, while other ideas lead to surveys,experiments, or counting lessons.For some estimates you will need to specify units of measurements.You may want to cluster estimation experiences to focus on a topic for several days.
 

ESTIMATE....

Total number of letters in our first names

Total number of letters in our last names

Number of commercials in two hours of TV

Total miles class travels to school .

Number of wheels in school parking lot.

Distance across the classroom in feet/meters.

Distance from classroom to cafeteria.

Distance from your desk to door.

Population of your county.

Population of North Carolina.

Height of tallest teacher.

Height of shortest teacher.

Perimeter of teacher's desk.

Length of  student's pencil.

Sum of heights of students.

Perimeter of school building.

Hours of TV watched per week by students.

Number of miles aceoss NC.

Length of the NC flag at school.

Height  of a school bus.

Number of  pennies to weigh one pound.

Number and kind of shapes on a soccer ball.

Number of cubes to fill a shoebox.