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Start with an empty box of instead of x. I have found that an empty box transfers to them the concept of placeholder that needs to be filled. it can transition
by cowl 5y ago
Start with an empty box of instead of x. I have found that an empty box transfers to them the concept of placeholder that needs to be filled. it can transition to a x later
- parenthesis 5y agoYou can also compare to words like it, thing, she, he, and equations to definite descriptions. "I don't know who she is." "The culprit was wearing a red coat." "The mystery number plus 3 is equal to 5." "I'm thinking of a number, but I'm not going to tell you what it is. But I will tell you that if I multiply it by 3, and then subtract 5, I get 1."