![]() | Project title | Does gravity affect the direction in which plants grow? |
Difficulty Level | Elementary school | |
Main link | Click here to view all details of this science project (Cached)  (View 3rd party site) | |
Description | ||
If you've ever planted seeds in the ground, perhaps you have wondered just how do they know which way to grow. How do the roots know to grow down and how do the stems and leaves know to grow up? |