>>88853745They did, they just pissed it away immediately. We hear about Ed buying comics and shit, Eddy is probably at the candy store the second the cash hits his hand, and Edd might be smart enough to keep his secret. The episodes we see are the in between allowance days, so they gotta drum some up from the other kids who seem to be a little better about not blowing through it all in one day.
Always remember S1-S4 occurs between June, July and August. S5 and that part of S6 are between September and December