Science series for 11- to 14-year-olds. This programme look at the nature and speed of light, how sound travels, and measuring reaction times. Show more
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Science series for 11- to 14-year-olds. This programme look at the nature and speed of light, how sound travels, and measuring reaction times. Show more
BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.
