Grade Level: 6-12 Alaska State Content Standards (2006): None Subject: Science Skills: Vocabulary building Duration: 25 minutes Group Size: Individual Setting: Indoors

OBJECTIVE
Students will be able to define the terms used when describing boreal forest and tundra ecosystems or fires.

TEACHING STRATEGY
Students will complete crossword puzzles.

MATERIALS
Puzzle #1 (easy; pdf)
Puzzle #2 (moderate; pdf)
Puzzle #3 (difficult; pdf)

TEACHER BACKGROUND
Refer to the "Facts about Fire, Unit 2, Effects of Fire" for background information.

PROCEDURE

• Review the terms on the crossword puzzles. Give one or more puzzles to each student and have them complete.
• When everyone is finished, review the vocabulary words and their meanings.

EVALUATION
The puzzles can be used as the evaluation.

Last updated: August 27, 2008