"First published as Red Kangaroo's Thousand physics whys: all the time in the world: special relativity in 2018 in China by China Children's Pres and Publication Group"--Copyright page.

Dr. Chris Ferrie is a physicist, mathematician, and father of four budding young scientists. Dr. Chris's lab is in Sydney, Australia, where he loves answering questions from students of all ages! Red Kangaroos also live in Australia, but don't seem to be as interested in science.