March 31 is National Crayon Day — celebrate with Crayola’s 'unretired' colors
Happy National Crayon Day! This creative holiday is celebrated annually on March 31, and as you might expect, it’s a tribute ...
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KS1/KS2 Science: How are crayons made?
Crayons can be all sorts of different colours, not just orange and purple. Do you know what they're made of? Martin: Are they made of wax? Curious Cat: Yes, that's right. And wax is made from oil ...