Have you ever wondered what some sports statistics mean? You wouldn't be the first! Numbers play a big part in sports. They give us records to beat, and they tell...
What do people mean when they say, "Money doesn't grow on trees"? Is winning the lottery the only way to become rich? You'll be surprised to see how many ways...
Who says that monsters don't exist? They have before - and still do - but they might not be quite what you imagined. CSI Chapters is a leveled collection of...
What goes up, must come down, right? There are 60 seconds in a minute, aren't there? We don't often ask questions about these simple "facts" of life, but perhaps we...
What has over 250 razor-sharp teeth, eyes as big as basketballs, and a bite more powerful than a T. rex? Read on, if you dare... CSI Chapters is a leveled...
Is it possible to save too much money? Federico needs to save a lot of money to reach a big goal, but he must learn some important lessons along the...
Receiving a gift is always a nice surprise. But what if the gift will cost money to keep? CSI Chapters is a leveled collection of 25 original chapter books in...
Without Earth's magnetic field, it would be impossible for us to live. So what creates Earth's magnetism - this amazing force of nature to which we owe our lives? CSI...
From a very young age, Albert Einstein questioned the world around him. Albert didn't have the easiest life. He didn't have power, strength, or a lot of money. Yet he...
