How can we make red?
Part of the Cornerstones Love to Investigate series, How can we make red? is a science investigation in which children find out about and extract the natural dye, cochineal. They use household acids and alkalis to change the pH of the cochineal, which affects its colour.
Format: 4 page A4 booklet
Programmes of study: Working scientifically
Investigation type: Grouping and classifying; Research
Related Curriculum Project: Hola Mexico!
Delivery: 3-5 working days
About Love to Investigate
Get your class excited about science with our series of 126 practical scientific investigations. They cover tricky topics in new and unusual ways while encouraging children to be curious, ask questions and explore the world around them. You’ll also have no problems getting them up to speed and interested, with topics including evolution, mechanisms and air resistance.