Professor Frank Baxter and some animated friends answer questions about blood. what makes it red? Why do little animals' hearts beat so quickly? And so much more.
Frank Baxter
Richard Carlson
Mel Blanc
Sterling Holloway
Marvin Miller
Score: 5.6
Score: 6.3
Score: 7.0
Score: 5.3
Score: 5.3
Score: 6.6
Score: 4.0
Score: 5.8
