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Fill the white squares with letters, forming words or phrases, by solving clues, which lead to the answers.
By Addison Ford
Answer these questions to show off your knowledge of the heart!
By Jean Gouveia
Let's Study!!
By Tammy P
In this animated and interactive object, learners examine how blood flows through the heart and lungs. A brief quiz completes the activity.
By Wendy Dusek
In this screencast, learners identify the parts of the cardiovascular system and examine blood flow.
By Ann Jadin