Light and Shadows

Why can’t we see in the dark? How are shadows made, and why do they change size? In this Year 3 course you will explore light sources, reflections, transparent and opaque materials, shadows and how to keep your eyes safe from the Sun.

Tutwoo Kids is an independent learning service. This course is not affiliated with or endorsed by the Department for Education, Ofqual or any exam board, and Tutwoo Kids certificates are not qualifications. Content was checked against the national curriculum for England in October 2026.