Olson solves puzzles in literature, history and art using the tools of astronomy: charts, almanacs, painstaking calculations and computer programs that map ancient skies. He is perhaps the leading ...

Now that you’ve cracked the puzzle, share it with your friends and family! Can they find the hidden astronomer faster than you did? Only the sharpest minds and quickest eyes can spot it instantly.

Those activities include the following: Paper rocket launches Virtual reality headsets Animal adaptations Displays of animal and plant specimens Logic and block puzzles Origami Identifying ...