Casey Lyall

Twelve-year-old Howard Wallace runs his own detective agency and when he accepts a case of blackmail he takes on new kid, Ivy Mason, as junior partner and sidekick, with both soon working together and devloping a friendship.

Young readers will have a hopping good time in this hilarious story about a witch who is having a hard time wrangling a bunch of frogs into her frog soup until she comes up with a surprising solution.

Spring (musical) fever has hit the Grantleyville Middle School Drama Club! Since Ivy Mason is busy with the production, she decides to take a break from sleuthing, while Howard Wallace keeps things running smoothly with their detective agency. Then, just a few weeks before showtime, suspicious things start happening backstage: missing costumes, damaged props, and too many other mishaps to be coincidental. Ivy calls in Howard and their crew to take...

When Marvin asks middle-school detectives Howard Wallace and Ivy Mason to prove his nephew, bully Carl Dean, innocent of taking the school mascot, complications arise that could pull them apart.