Read and discover all about Earth in the past and Earth today. How did Earth form? What natural resources does Earth give us? Read and discover more about the w

Read and discover all about Earth in the past and Earth today ... How did Earth form? What natural resources does Earth give us?This exciting new series of non-

Additional reading, writing, and grammar practice for each chapter of the reader Consolidation activities A book review Answers to the activities can be found o

Read and discover all about clothes in the past and clothes today. Where were your clothes made? What is a fashion victim? Read and discover more about the worl