TY - BOOK AU - Tracey Hawkins TI - Materials at the Beach SN - 9781786374479 U1 - ANT PY - 2020/// PB - Booklife KW - How the world works KW - Materials N2 - Let’s explore the material world! Why is a milk bottle made of plastic? Why is a sweater made of wool? What’s the best material for a slippery slide? Take a closer look at the many materials around you, and discover what your world is made of in this interesting and informative series ER -