Freddy's first grade class is celebrating Earth Day by attempting to complete ten planet-friendly activities by the end of the week to be on the Green Team.
Max continues to scribble down his worst fears about his parents, his ideas about whether the aliens built the pyramids, and his creative thoughts about various scientific concepts.
Maiko feels a special connection to a small spruce tree because it reminds him of the old baobab tree at his home village in Africa, and when he discovers the tree is to be cut down, Maiko tries to save it.
Louis finds it difficult to keep his inner itching, twitching, and jumping under control until his mother teaches him some tricks she learned from her own experiences with attention deficit disorder to stay still and focused.
Freddy hears spooky noises from his attic right before Halloween and his friend, Robbie, tries to convince him they should investigate, but Freddy is not sure he is brave enough to go monster-hunting.
Freddy and his first-grade classmates visit an apple orchard and participate in a search for a hidden apple in the trees, but Freddy worries Max Sellars is going to cheat so he can win the five dollar prize.