Pre-register at (734) 764-0480. This free hour-long, family workshop for children ages 6-11 accompanied by an adult is part of the U-M Museum of Natural History’s Family Reading and Science Program. This year’s theme is Predators and Prey: The Eternal Struggle. In the circle of life there is a delicate balance of predators and prey, each keeping the other in check. This workshop will explore how we monitor the health of those relationships and what we can do to maintain the balance.