I love the way you talk. It sounds so crisp and clear.
So, either way, just watch your kids closely and give them the whole world to consume and digest. I guess the lake and river analogy means generalists will take in the local environment while savants or specialists will draw what they need to them.
Ellipses, let me go google-fishing see if I can't find some Brittish lit curriculum. What age?- ish.

Youth lives by personality, age lives by calculation. -- Aristotle on a calendar