Definition: The Antarctic area is at the south end of the Earth. Most of the Antarctic area is covered by very thick ice.

Sentence: Ina lived inside an icy igloo on an iceberg in the cold Antarctic seas.

Definition: An iceberg is a very large piece of ice in the ocean. Part of it sticks out above the water, but most of it is under the water.

Sentence: Ina lived inside an icy igloo on an iceberg in the cold Antarctic seas.

Definition: An icebox is a container where people put food or drinks to keep them cold.

Sentence: She didn't keep her ice cream in an icebox 'cause the ice inside the igloo kept it cold enough to freeze.

Definition: An igloo is a small house made from snow and ice.

Sentence: Ina lived inside an icy igloo on an iceberg in the cold Antarctic seas.

Definition: An iguana is a type of large lizard with a long, thin tail.

Sentence: Izzy and Irene lived on an island. They had a pet iguana that they named Ike.

Definition: When something is incredible, it is excellent or it is so amazing that it is not easy to believe.

Sentence: They're easy to recognize, give it a try- words that begin with the incredible letter i.

Definition: Infinity is space or time that goes on forever and never ends. Infinity can also be a number or an amount that is larger than the biggest number anyone can think of.

Sentence: When I look at the night sky, it looks like it goes into infinity.

Definition: When you recognize something, you remember that you have seen it before and you know what it is. When you recognize a person, you remember that you have seen the person before and you know who it is.

Sentence: They're easy to recognize, give it a try- words that begin with the incredible letter i.