1. Children's science and its consequences for teaching
2. A revolution in the earth sciences: from continental drift to plate tectonic. Oxford: Clarendon, 1973.
3. (with ) Albert Einstein. London: Hart-Davis MacGibbon, 1973.
4. Wittgenstein. London: Pelican, 1975.
5. The Sleepwalkers. London: Hutchinson, 1959.