Usborne How It Works: Light

-60%

$199.00 $79.00

價錢:$79

原價:$199

節省:$120

Usborne How It Works: Light

貨號: 9781474998895 分類: , , ,
  • 描述

描述

Lift the flaps to discover what light is, where it comes from and how it works, from rainbows and reflections to lightyears and lasers. Then see light in action for yourself by trying out some simple home experiments.