Weight, mass, friction, air resistance, balanced and unbalanced forces - 5 action-packed, engaging and enjoyable fully resourced lessons for middle school science. Topics IncludedWhat is a Force;Weight and Mass Explained;What is Friction;Air Resistance Explained;Balanced and Unbalanced Forces Explained Each topic has a fully animated PowerPoint and a collection of at least thirteen worksheets, guided notes, activities and homework. Answers and mark schemes for all worksheets and homework are gi