- Were there really giant sloths? Are sponges animals or plants? Why can’t dogs be vegetarians? This deck asks the questions about life on Earth that you never knew you’d always wondered. And the answers, on the backs of the cards, are informatively written in plain English, so that we all may expand our understanding of the world around us.
- With 48 fact-filled cards per package, Knowledge Cards are a great source of condensed information—all in a deck the size of a pack of playing cards.