Part 1 News: ape man in "walking" sensation - 4,000,000 BC; think big! brains matter, say experts, 2,000,000 BC; cave shortage prompts hut building spree, 380,000 BC; wise man wins human race, 100,000 BC; cave dwellers in graffiti uproar, 15,000 BC; mammoth shortage shock 12,000 BC; farming frenzy hits fertile Crescent, 7,500 BC; wheel meet again - transportation special, 3,000 BC; new threat to stone, 3,000 BC. Part 2 Features: short, sharp, shock -weapons special; Mrs. Ogg's Stone Age beauty page; there's no business like snow business - surviving in the Arctic; speech -what everyone needs to hear; what's cooking - get stuffed with the "Sentinel"!; Dazzy Dork's "What's Happening" music column; aaaachooo! why, bless me, it's our medical page; bite the dust in Stone Age style with our guide to prehistoric burials; meet Stagman - the priest who thinks he's a reindeer; name that tool! pass a desperate ten minutes with our quiz on humankind's most boring implements.