Answer booklets for Problems are in the Investigation answer booklets, while answer to ACEs, Reflections and Looking Back and Looking Ahead are in the ACE answer booklets.

ACE answer booklets are really useful for review. At the beginning of each group of ACE answers the booklets list the ACE questions relevant to each specific Problem.

Prime Time

Bits & Pieces I

For the first questions in Problem 3.1,
see end of Investigation 1, 2 Answer Booklet


Bits & Pieces II

Covering & Surrounding

Bits & Pieces III

Data About Us

Investigation answers are very mixed up