Bonkers life and groundbreaking work of Hubble explained very engagingly. Cosmic distance, other galaxies, debate with Shapely, origins of universe, red shift, big bang & CMBR. 15 questions right up to end, no dead time. One-word answers. Engaging for the kids, you put your feet up! BOTH .doc AND .pdf! Print questions in colour for clarity, but works fine in B&W. Reduce your carbon footprint - get the kids to copy the questions off the board. Link to video on both sheets. **Have an expanding bargain - get the KS4 Physics bundle for COSMIC SAVINGS!