That is tacitly acknowledging rigorous entrance exams are required for aspiring doctors and lawyers. A badly grounded doctor ...
These low-floor, high-ceiling problems support differentiation, challenging all students by encouraging flexible thinking and allowing for multiple solution paths.
When you count to 20, you start at 1 (or zero) and count on until you reach 20. Each number is one more than the last. When you count back from 20, you start at 20 and count back until you reach 1 (or ...