Can you stretch your thumb back to your arm? Is your pinkie straight or slightly bent? What determines the way your joints bend-or don+åt bend? Read this book to find out! Learn about the physical features you inherit in the What Traits Are in Your Genes? series-part of the Lightning Bolt Books collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books bring nonfiction topics to life! What Traits Are in Your Genes? Body Parts: Double-Jointedness, Hitchhiker's Thumb, and More Eye Color: Brown, Blue, Green, and Other Hues Facial Features: Freckles, Earlobes, Noses, and More Hair Traits: Color, Texture, and More Unusual Traits: Tongue Rolling, Special Taste Sensors, and More Vision: Nearsightedness, Farsightedness, and More Book jacket.
Lerner Publishing Group
Double-Jointedness, Hitchhiker's Thumb, and More
Lightning Bolt Books
Education & Reference