©2017 McGraw-Hill Education. All Rights Reserved.
When there is a lot of rain in a short time, puddles form on pavements and roads. Riding your bike through deep water on a street can be fun! Sometimes, though, there is too much … Read more
Imagine that you are an archaeologist scuba diving for fun. Something on the bottom catches your eye. It’s a canoe sitting on the bottom of a lake! That’s what happened to Tamara Thomsen, an archaeologist … Read more
In the early 1960s, Birmingham, Alabama was a very segregated city. African Americans and White people were kept separated, with separate schools, restaurants, and water fountains. They lived in different parts of town. There were … Read more
The world’s second largest diamond was found recently by a mining company in Botswana, South Africa. The diamond measured over 1,700-carats. That’s almost the size of a baseball! When a diamond that large is discovered, … Read more
Have you walked into stores and seen empty shelves where goods used to be? Has someone in your family ordered something online and waited a long time for it to arrive? Maybe you’ve noticed higher … Read more
Reduce, reuse, recycle, … repaint? Thanks to scientists at Indiana’s Purdue University, we could soon add “paint a building” to the list of things we can do to help fight climate change. How could painting … Read more
©2017 McGraw-Hill Education. All Rights Reserved.