Puzzle 1

Book genre involving crime and excitement.

Freewheeling, cycling without using pedals.

Gently stretch to slow heart rate after exercise.

Group school assignments.

In-depth analysis of a subject.

Pain or throbbing in the temples or skull.

Screens that cut a room into separate parts.

Social media for professionals and networkers.

Step or stage viewed as part of a series of events.

The range of someone's abilities.

With no visible joins or edges.