From ancient marvels to modern wonders: IFLScience explores the fascinating history behind lenses and how they have played a critical role in many significant scientific discoveries. | IFLScience

57K views · 219 reactions | We've put together an activity-packed video that’ll keep the kids entertained and teach them a thing or two about their eyes. We’ve made this for Key Stage 2 learners, but feel free to get the whole family involved too. For more fun, educational content, visit our kids hub: https://bit.ly/2y6Mtli | Specsavers | Facebook