Dr Karl crunches into the crispy, salty, science packed world of chips, proving there's more to one of the nation's favourite treats than meets the mouth. Dr Karl unravels how leather, laces, and over ...
The laws of motion, part I. Skating ; Falling balls ; Ramps -- The laws of motion, part II. Seesaws ; Wheels ; Bumper cars -- Mechanical objects. Spring scales ...
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