What is the Near Point for Your Vision? The closest distance for distinct, clear vision without straining is called the near point. Discover Your Vision's Near Point Materials: book or page with … [Read more...]
Forces: Balloon Rocket
In the photo, kindergarten students are using a balloon rocket to learn about forces. How to make a balloon rocket: 1. In the photo shown, a string is stretched between two chairs. Decide where … [Read more...]