This is a great Thumball to open up a discussion about a book that is being read or has been read. It can help to promote comprehension and understanding through a group discussion. Can also be used for characterisation and story expansion. Great for all ages, younger Children may need some help. Thumball is more than a simple ball, it's an educational toy; a fun family game; a party conversation booster; a personal motivational tool; an effective training tool; a therapists tool; the list goes on because whenever you need it..... One catch will start a conversation! Throw - Catch - Respond to what's under your thumb! Size: 10.16cm diameter. CE Marked for ages 3+.