Most people understand that reading books helps children to develop skills which improve their educational potential. Many households use the phrase: "Go to bed and read a book." Less people understand that mathematical puzzles and games help children to develop skills which also improve their educational potential. Less households use the phrase "Time for a puzzle." or "Time for Prime Climb." or "Let's play cards." Games and puzzles are as important as reading, and this page has a few suggested puzzles and games to try in your spare time during lock down.