This week

Spot the one that doesn't belong.

Flip the right switches to transform the lights.

Put the vowels back.

Decode the substitution cipher.

How many steps is the shortest path?

How many cubes make up this structure?

Find the relationship.

Rearrange the letters to form a word.

Chain allowed words around the box while using every letter.

Use visible set membership to answer the set query.

Use row and column run clues to reveal the picture.

Weigh the evidence. Deduce the answer.

Find the pattern and fill in the missing number.

How many steps is the shortest path?

One of these shapes is lying.

Spot the one that doesn't belong.

Fill each thermometer from bulb to tip to satisfy the counts.

Find the pattern and fill in the missing number.

Decode the message.

Fill each thermometer from bulb to tip to satisfy the counts.

Study the cube, then answer from memory.

Weigh the evidence. Deduce the answer.

Find a single word that can precede each of these to form a common compound word.

Chain allowed words around the box while using every letter.

Spot the one that doesn't belong.

Find the groups. Four items share a hidden link.

Place stars so every row, column, and region has the same count. No two stars may touch, even diagonally.