
Germany has many castles. This is Heidelberg Castle. It is very old. Some parts of the castle were built 800 years ago! Kings once lived there. The castle sits on a hill. The city of Heidelberg lies below it.
Photo Credit: Brian Hauser
Shoelaces have been around for a long time. Laces were … read more
Let’s get ready with some safety rules: Wear your helmet … read more
Bighorn sheep live in the Canadian Rockies. They can climb … read more
© 2025 McGraw-Hill Education. All Rights Reserved.