kernel

kernel - noun

the inner and usually edible part of a seed or grain or nut or fruit stone

a single whole grain of a cereal

the choicest or most essential or most vital part of some idea or experience

kernel - thesaurus

Scrabble score = 10

"I ran the trial with a small group of students over three weeks before the summer holidays," she says. "I quickly saw the benefits, and signed up."

King's Leadership Academy, Warrington