Halloween Mandala Coloring Pages ($4) If you love the relaxation and mindfulness that comes with coloring mandala designs, this set of eight Halloween-themed adult coloring pages is perfect for you.

This mandala-themed coloring book contains 40 coloring pages with soothing mandala-inspired designs. This ultraportable coloring book is the shortest on our list, so it’s a good one to toss in ...

Combining centuries-old traditional mandala coloring with cutting-edge computing and brain sensing technologies could lead to new ways of helping people achieve mindfulness. Mandalas are geometric ...