Brain games for adults

Flip cards and find every matching pair.

Pick the ink color, not the word.

Find the numbers in order, eyes on the center.

Follow tangled lines with your eyes only.

Find and count target symbols in a grid.

Draw the mirrored half of a picture.

Mental arithmetic against the clock.

Tap the instant the screen turns green.

Steer the snake to the right answer.

The classic 9×9 number puzzle.

Slide tiles, merge equal numbers, climb high.

Crack emoji equations.

Place every number so all equations hold.

Cut the grid into rectangles by their areas.

Sort a board of words into hidden groups.

Unscramble the letters into a word.

Read text turned upside down.

Read text written backwards.

Name the emotion, from smiles to contempt.