See the origin of the bitter rivalry between Optimus Prime and Megatron! What is the secret connection that will forever bind them? And how will it affect the future of all Transformers?

What is it like getting caught in a hurricane or a tornado? How does Earth s geography recover after enduring such disastrous weather? Questions such as these are answered in this engaging text that supports common areas of science curricula. Scenarios involving getting caught in dangerous weather are described, giving readers a glimpse of what it's like to experience a hurricane or tornado. The text is supplemented with informative fact boxes, well-organized...

Readers are introduced to the world of volcanoes and earthquakes in this explosive text, which supports current science curriculum topics. Exciting main text explains why the earth shifts beneath our feet and how this has contributed to altering Earth s geography. Detailed fact boxes, simple diagrams, and eye-catching, full-color photographs provide additional information alongside the text. Young learners will become experts on volcanoes and earthquakes...