The Big Bang and Beyond: What Happened Before Time Began? (Teach This Topic)

This guide supports you in teaching the completed lesson about the Big Bang model, cosmic evidence and the limits of current knowledge. It highlights the distinctions learners aged 11 to 16 most need, including expansion versus explosion, evidence versus speculation, and an unanswered question versus one that may be undefined in a model. No special equipment is required; paper, a notebook and a pen or pencil are sufficient for the optional written tasks.