Houghton Mifflin Harcourt

Green Light Readers Level 3

The middle half of these books measure 460L–510L, and run around 1,100 words — calculated from the 15 titles at this level with a Lexile measure, not from the number on the cover.

Books
17
Lexile range
460L–510L
Typical length
~1,100 words
Backyard Camp-Out
Backyard Camp-OutBradford Street Buddies · 510L
Mouse and Mole, A Perfect Halloween
Mouse and Mole, A Perfect HalloweenMouse & Mole · 490L
The Sleepover
The SleepoverIris and Walter · 480L
Iris and Walter
Iris and Walter450L
Iris and Walter
Iris and Walter460L
Iris and Walter and Cousin Howie
Iris and Walter and Cousin Howie340L
Iris and Walter
Iris and Walter510L
Block Party Surprise
Block Party SurpriseBradford Street Buddies · 530L
Iris and Walter and the Birthday Party
Iris and Walter and the Birthday PartyIris and Walter · 470L
Upstairs Mouse, Downstairs Mole
Upstairs Mouse, Downstairs MoleThe Mouse and Mole Stories · 510L
Iris and Walter and the Field Trip
Iris and Walter and the Field TripIris and Walter · 450L
Iris and Walter
Iris and WalterIris and Walter · 350L
Buster the Very Shy Dog, More Adventures with Phoebe
Buster the Very Shy Dog, More Adventures with PhoebeBuster the Very Shy Dog · 330L
Buster Finds a Kitten
Buster Finds a Kitten470L
Iris and Walter and Baby Rose
Iris and Walter and Baby RoseIris and Walter · 460L
Triplet Trouble and the Pizza Party
Triplet Trouble and the Pizza PartyTriplet Trouble · 570L
Iris and Walter and the Substitute Teacher
Iris and Walter and the Substitute TeacherIris and Walter · 470L

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The next number up is usually a bigger jump than it looks. Browsing by measure instead keeps the difficulty steady while the books stay new.

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