
Mrs. Frisby and the Rats of NIMH
A widowed field mouse must save her sick son from the farmer's plow and turns to escaped laboratory rats whose intelligence has created both power and moral responsibility.
- First published
- 1971
- Reading stage
- For older children
Reading this with your child
Mrs. Frisby's deadline keeps the fantasy grounded
Timothy has pneumonia and cannot be moved, while spring plowing approaches. Track the options Mrs. Frisby tries and what each ally contributes; the practical rescue plot prevents the rats' history from becoming detached exposition.
The rats' intelligence creates an ethical problem
The rats escaped experiments at NIMH and built a comfortable life partly by taking human resources. Their Plan is an attempt to live by producing rather than stealing. Ask why knowledge brings obligations as well as advantages.
Content is more demanding than the animal cast suggests
The publisher lists the 240-page novel for ages eight to twelve. It includes illness, predators, laboratory experimentation, electrocution, drugging and deaths during the escape, so preview it before offering it as a gentle talking-animal story.
Compare before choosing: Trumpet offers a gentler animal quest centered on communication and work; NIMH brings a tighter deadline, scientific experimentation and a community ethics debate. View the comparison title →

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