Gruffalo's child shadows

Fairy light box

Toddler colour mixing and pouring

Looking through a red filter

Topsy-turvy images with a glass of water

Making a disco ball


Rainbow in the window

Fluorescent food dyes

Coloured shadows

Indoor shadows

Fairy light infinity mirror

Ultraviolet light and highlighter pens

Remote control and infrared light

Infrared camera and the disappearing drawings

Beyond the rainbow