In today's busy world, we're always on the move! Learn all about how physics allows us to measure and describe different kinds of movement. Readers will discover more about velocity, acceleration, energy, and speed with face-paced examples from sports and transportation. Add some fun to young readers' academic routines with Aha Academy! With everything students need to know plus brilliant biographies, amazing cross-curricular links, and inspiring career connections, this fun, fact-packed series will keep readers entertained and informed.