Cacti so soft you could use them as a pillow! Flowers that never die! Heaven!
If you can't get out on your lunch break to commune with the succulents in the conservatory, get one that comes to you!
Some people are seriously serious about where their coffee comes from. No question of provenance when you grow it yourself!
Ant farms are so last year! Grow some desktop veggies!
I half expect a playing card minion to come along and start slapping red paint around to cover up for a planting mistake.
I remember making a terrarium when I was probably 6 years old. My caterpillar escaped and I lost interest. I should have just used a ceramic one!