Most people call it an hourglass, but you’ll also hear sand timer, sand clock, or sandglass (in Spanish, reloj de arena). The term “hourglass” originally described a glass unit that measured an hour, but today it’s used for many durations.

• Materials: You’ll find glass models, plus acrylic or plastic options for classrooms and games.
• Common durations: 30 seconds, 1–3 minutes (brushing teeth, quick games), 5–10 minutes (study breaks, cooking), 15–60 minutes (saunas, meetings, decor).
• Where it’s used: Home, office desks, classrooms, kitchens, and as decorative pieces.

On Walmart, you’ll see a range of styles and times to match different uses and spaces.

This can be a fun craft, but timing consistency varies. A basic approach:

1. Gather supplies: Two small clear plastic bottles or cups, dry fine sand (or salt), a piece of cardstock, tape or non-toxic glue, and a pin.
2. Create the funnel: Cut a small hole in the cardstock center (start tiny; enlarge gradually for flow).
3. Assemble: Fill one container with sand, place the cardstock on top, then align and secure the second container mouth-to-mouth with tape or glue.
4. Test & adjust: Flip, time against a clock, and tweak hole size for your desired duration.

Safety notes: Supervise kids, avoid very small parts, and keep sand away from eyes and electronics. This craft is for approximate timing.

Sand timers offer approximate timing rather than precision. Consistency can vary due to:

• Grain size and dryness: Moisture and uneven grains slow flow.
• Orientation and surface: A level, stable surface tends to improve repeatability.
• Material and neck width: Small differences in the passage can change flow rates.

For more consistent results, keep the timer upright, avoid shaking, store it in a dry place, and compare runs against a clock. If you need exact timing for recipes, workouts, or tasks, pairing the hourglass with a digital timer can be helpful. Results can still vary between individual units and environments.

Sand timers provide a simple, screen-free way to track short tasks and breaks.

• Visual cue: Watching sand fall gives a quick sense of time left at a glance.
• Distraction-free: No alerts, apps, or battery—helpful for focus or kids’ routines.
• Quiet and calming: Many people find the flow soothing during study or mindful breaks.
• Durable decor: Styles range from playful to modern, doubling as desk or home accents.
• Versatile: Useful for games, brushing teeth, cooking prep, sauna sessions, or meeting segments.

They don’t replace precise timers, but they can encourage time awareness and create a pleasant rhythm for everyday tasks.

Gentle care keeps your sand timer looking great.

• Exterior cleaning: Dust with a soft, dry cloth. For glass or acrylic, you can wipe with a lightly damp microfiber and mild soap, then dry immediately.
• Avoid immersion: Don’t submerge the hourglass; moisture can affect sand flow and hardware.
• Bases and stands: Wipe wood or metal bases with a dry or slightly damp cloth—no harsh chemicals.
• Placement: Keep on a level, stable surface away from high humidity and direct sun.
• Special types: For suction-cup styles, clean both the cup and surface; for magnetic models, keep magnets away from sensitive electronics.

Handling with care can help maintain appearance and function over time.