Help is our scorp eating its scorplings?

keep putting crushed crickets in for them but they still have not eaten yet

did 6 hours straight gardening the other week did some for my uncle as he lost nearly all his fingers in an accident when he was 18 (is over 60 now) so its a bit tricky for him to do stuff with pretty much just 2 thumbs bless him...cant do anything at the mo as ive fudged up my ankle