Elinor learns about butterflies as she makes her costume for Insect Day. Elinor knows just what type of insect she’s going to be for Insect Day: a butterfly! She knows a lot about butterflies. She plans how she’ll make her costume, with her dad’s help: cutting cardboard, painting the wings and gluing the parts together. But there’s something she needs to find out first. She knows butterflies have two antennae and four wings. But how many legs do they have? Luckily, Elinor is a pro at making observations. With her magnifying glass in hand, she goes to the garden in search of answers - and finds some new questions along the way! Insects are intriguing when it’s Elinor doing the explaining!