"Grade fantasy" refers to a situation where someone's perception of their academic performance is not in line with their actual grades. Full definition
I tried self - publishing three middle grade fantasy adventure novels back before eBooks were popular. (alanrinzler.com)
If you pen whimsical middle grade fantasy novels, you shouldn't use a cut and dry sales letter approach. (marketingforwriters.com)
In my middle grade fantasy adventure, «Walking Through Walls,» the protagonist didn't want to labor in the fields like his father. (karencioffiwritingforchildren.com)