What is Reddit's opinion of The Puzzling Adventures of Dr. Ecco (Dover Recreational Math)?
From 3.5 billion Reddit comments

The Puzzling Adventures of Dr. Ecco (Dover Recreational Math)

2 reviews of this product found across Reddit:

1 point
·
1st May 2019
1 point
·
31st May 2017

Popular alternatives to The Puzzling Adventures of ...

3D Math Primer for Graphics and Game Development

3D Math Primer for Graphics and Game Development

Chess: 5334 Problems, Combinations and Games

Chess: 5334 Problems, Combinations and Games

Algorithmic Puzzles

Algorithmic Puzzles