I totally agree - no instructions on how to separate from water or other colours, too fiddly for children - took us ages to get sand back in bags, lots of wastage - wish i'd read this before i wasted my money!
Paulʼs blog - I live in A sleepy town, Kent. Wed + father to 2, I am a full-stack web engineer, and I do js / nodejs, some ruby, python, php etc. My hobbies are pubs, running, restaurants, home automation + other diy jiggery-pokery, history, genealogy, telly, squirrels, pirates, lego, and TIME TRAVEL.