Main Idea and Detail Post Assessment

Jon held the ball in his hands.  He bounced it slowly on the ground.  Once. Twice. He crouched low and then jumped.  The ball flew into the air.  Up, up, up, it went.  Then down, down, into the basket.  “Yes!” he yelled.  “Nothing but net!”
What is the main idea?

• How to throw a basketball.

• Jon could jump.

• Jon liked basketball.

• Jon makes a basket.

Mark wanted to be a great skater. But he didn't want to spend the hours practicing. He wished he could just do the tricks easily. Mark's dream was to have everyone stop and stare when he entered the skate park. He wanted them to say, "Mark is the best skater in the whole world."
What is the main idea?

• Mark wants everyone to think he's a great skater without doing the hard work.

• Mark practices very hard to become a great skater.

• Mark is the best skater at the park.

• Mark wants to learn how to skate so he can compete.

Tom started to reel in his line. The fish tugged and pulled hard. Judging by the weight of his catch, this fish could feed his family for three days. Tom struggled to stay in the boat and not be pulled over the side. Finally his catch came into view. He had snagged a snapping turtle!
What is the main idea?

• Tom finds enough food for his family.

• Tom gets pulled out of his boat by a huge fish.

• Tom didn't catch anything.

• Tom catches a snapping turtle while fishing.

There are about 13,000 wild horses in our country.  Most are in the high lands of the Southwest.  The horses find great difficulty in getting food during the winter months.  Snow covers the grass and small bushes that they feed on.  Their numbers grow smaller each year.  What is the main idea?

• Where wild horses live

• Why grass and bushes can't be seen

• What is happening to our wild horses

A man from another country counted all the car accidents.  He found out that cars painted pink or any light hade seem to be safer.  The light colors are more easily seen.  Cars of two or three different colors may be even safer.   What is the main idea?

• Which color cars are safest

• How to paint a car

• What colors can't be seen

The red, green and amber traffic light is a safety signal.  Yet some drivers don't see it.  Some drivers don't obey it.  People cross the street without looking at it.  Often the traffic light turns out to be a signal of death.  What is the main idea?

• What the traffic light signals

• Why all people obey traffic lights

• Why all people disobey traffic lights

When we think of seaweed, we usually picture brown or green plants a foot or so in length. Seaweeds are also of other colors. Some are red. Some kinds grow to lengths of a hundred feet! These form giant seaweed forests, where many kinds of fish take shelter. What is the main idea?

• Why some seaweed grows so large

• What seaweed is like

• Why seaweed is red

• Fish live in seaweed

The Navajo Indians have greatly increased in numbers in the last one hundred years.  One hundred years ago there were about six thousand Navajo.  Today there are fifteen times that many Navajo Indians - ninety thousand.  Today the Navajo is the biggest Indian tribe.  What is the main idea?

• What the life of Navajo Indians is like

• Why there are so few Indians

• How much the Navajo tribe has grown

An octopus isn't fast enough to swim after a fish. The octopus must wait for a fish to swim by.  When the fish comes within reach, the octopus whips out his long arm to grasp it.  Then the octopus has a tasty meal.  What is the main idea?

• How much fish an octopus eats

• Why the octopus likes to eat

• How an octopus gets its food

The range of a bird refers to the area over which it flies.  some birds are able to fly great distances, and range over almost the whole world.  Other birds have a very small range.  they travel over areas smaller than one hundred miles.  What is the main idea?

• Where to find a bird range

• Why birds like to travel

• How bird ranges differ