Main Idea & Details Practice

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• The middle ear's job is to take sound waves that enter through the outer ear and deliver them as vibrations to the inner ear.

• The outer ear is called the pinna, and its job is to gather sounds and send them to the middle ear.

• The ear is made up of 3 main sections that each have a different job.

• The inner ear creates signals that it sends to the brain, and then the brain helps you understand what you are hearing.

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• Winds can reach 200 miles per hour causing storms that last a week.

• Antarctica is a place of extreme weather.

• Temperatures can get as low as -60 degrees Celsius.

• There is very little precipitation, less than 4 inches per year.

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• Artic wolves can weigh over 100 pounds but Artic foxes generally weigh up to 21 pounds.

• Arctic wolves travel in packs while Arctic foxes prefer to spend time alone.

• Artic wolves and Arctic foxes are both members of the dog family that live in the Arctic tundra.

• Artic wolves and Arctic foxes have some similarities and differences.

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• Groundhogs spend all summer eating fruits and other plants.

• Groundhogs have extreme eating habits.

• Groundhogs use their fat reserves during the winter because they do not eat in that season.

• Groundhogs can eat up to one pound of food at a time during spring and summer.

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• Amusement parks have gentle rides for young children to enjoy.

• Amusement parks have thrill rides like roller coasters for adventurers.

• Amusement parks often have different types of shows for those who like to sit and relax.

• Amusement parks that are successful have things to do for the whole family.

Read each sentence. Which is the MAIN IDEA that the other 3 details support?

• Middle school offers new sports opportunities that can be exciting.

• Middle school is a time filled with positives and negatives for young people.

• Middle school classes may be harder than elementary ones for some students.

• Middle school offers many after-school clubs that can introduce students to activities they have never tried before.