SortStack #1085 — 2029-05-29

By weight · Order from lightest to heaviest.

1. The Hope Diamond 9.1 g

   The famous blue gem glows an eerie red-orange for minutes after exposure to ultraviolet light — a quirk of trace boron inside.

2. An adult Chihuahua 1.8 kg

   The world's smallest dog breed is named after a Mexican state and descends from the Techichi, a companion dog of the Toltecs.

3. A 16-inch MacBook Pro 2.2 kg

   Apple's obsession with grams runs deep: the original 1989 Macintosh Portable weighed more than three of these.

4. A large cast-iron skillet 2.5 kg

   Well-seasoned cast iron is essentially a natural nonstick polymer baked onto metal; some American pans have been in daily use since the 1800s.

5. An adult Dalmatian 25 kg

   Dalmatian puppies are born completely white; their famous spots only appear after a few weeks.

6. A full-size kitchen refrigerator 135 kg

   Refrigeration changed cuisine more than almost any invention; Einstein even co-patented a fridge with no moving parts in 1930.

← All puzzles · Play today’s SortStack