Mnemonics (memory tricks)!
Do you have trouble remembering the 7 levels of Classification
(Kingdom, Phylum, Class, Order, Family, Genus, Species)? We have a
memory aid for that: Kim Put Cheese On Frank's Green Shoes.
To remember the Great Lakes: HOMES (Huron, Ontario, Michigan, Erie,
Superior). Read dozens more memory tricks shared by teachers on the
page linked above, in Teachers.Net Gazette.