"about math, research papers, science"

"black and white pumpkin"

"Desert with sand and cactus. There are not many plants. The sunlight is very strong."

"Pirate with a gold earring"

"Space shuttle orbiting Earth"

"Mermaid with jellyfish"

"Pirate with a cutlass"

"Alien with four arms"

"Robot with a drill arm"

"Ghostly lantern"

"Ninja with a sword"