- Ma première histoire de Belgique
- Mad About Bugs
- Mad About Deadly Creatures
- Mad About Dinosaurs
- Mad About Sharks
- Mad About Space
- Mad About Whales and Dolphins
- Made for Each Other: Why Dogs and People Are Perfect Partners
- Mae Jemison
- Maggie the One-Eyed Peregrine Falcon
- Maggie, el último elefante en Alaska
- Maggie: Alaska's Last Elephant
- The Magic School Bus Presents: Dinosaurs: A Nonfiction Companion to the Original Magic School Bus Se...
- The Magic School Bus Presents: Insects: A Nonfiction Companion to the Original Magic School Bus Seri...
- The Magic School Bus Presents: Our Solar System: A Nonfiction Companion to the Original Magic School...
- The Magic School Bus Presents: Planet Earth: A Nonfiction Companion to the Original Magic School Bus...
- The Magic School Bus Presents: Sea Creatures: A Nonfiction Companion to the Original Magic School Bu...
- The Magic School Bus Presents: The Rainforest: A Nonfiction Companion to the Original Magic School B...
- The Magic School Bus Presents: Volcanoes & Earthquakes: A Nonfiction Companion to the Original Magic...
- Magic School Bus Presents: Wild Weather
- Magnetic Magic
- Magnets
- Magnets Push, Magnets Pull
- Mai ke Poʻo a ka Hiʻu (Hawaiian)
- Make It Move
- Make Science Fun
- Maker Lab: Outdoors
- Maker Projects for Kids Who Love Exploring the Outdoors
- Making an Ocean Ecosystem
- Making Art from Anything
- Making Contact!
- Making It Go: The Life and Work of Robert Fulton
- Making Maps
- Making Our Food Sustainable
- Making Shade
- Making Water Safe
- Making Waves: Saving Our Ocean
- Malaria
- Malice, el perro abandonado - Malice, le chien abandonné
- Mama Built a Little Nest
- Mama Dug a Little Den
- Mama Gloria's Rainbow Fruit Salad
- Mama Gloria's Sunflower Garden
- Mama Miti
- Mama, ich will einen Hund!
- Mammoth and Mastodon
- Mammoth and Mastodon
- Mammoth Science
- Manfish
- Manual de supervivencia para chicos
- Map and Track Deserts
- Map and Track Grasslands
- Map and Track Mountains
- Map and Track Oceans
- Map and Track Rain Forests
- Map and Track Wetlands
- Map Candy
- Map It!
- Map My Community
- Map My Planet
- Map My School
- Mapas de la Vía Láctea
- Mapas de nuestra nación
- Mapas de nuestro mundo
- Mapas y globos terráqueos
- Maple Trees
- Mapping Africa
- Mapping and Navigation
- Mapping Asia
- Mapping Earth
- Mapping Europe
- Mapping Human Activity
- Mapping in a Digital World
- Mapping Our Nation
- Mapping South America
- Mapping the Future
- Mapping the Milky Way: Read-along ebook
- Mapping the Physical World
- Maps of the World
- Maps of the World's Oceans
- Marco Polo e l'incredibile Milione
- Marie Curie
- Marie Curie And Radioactivity
- Marie Curie e i segreti atomici svelati
- Marie Curie: Pioneering Physicist
- Marine Biology
- Marine Biomes
- Marine Science for Kids
- Mario and the Hole in the Sky
- Mario y el agujero en el cielo / Mario and the Hole in the Sky
- Marjory Saves the Everglades
- Mars
- Mars Boy
- Mars Explorer
- Mars! Earthlings Welcome
- Marshmallow Pie 2-book Collection, Volume 1
- Marshmallow Pie 2-book Collection, Volume 2
- Martin Gardner's Science Magic
- Martin Luther King Jr.
- Marvelous Makeable Monsters
- Mass and Weight
- Matarel le gentil Dino'
- Materials Engineering and Exploring Properties
- Math Art and Drawing Games for Kids
- Math Maker Lab
- Maths Adventure Stories: Haley Comet and the Calculon Crisis
- Maths Adventure Stories: Infinity Squad to the Rescue
- Maths Adventure Stories: The Mysterious City of El Numero
- Maths Adventure Stories: The Mystery of the Division Dragon
- Maths on the Go
- Matin intérieur
- Matter
- Matter Change States
- Max at Night
- Max Planck: Uncovering the World of Matter
- Mayfly
- Maíz se dibuja
- Me
- Me and My Body
- Me and My Place in Space
- Measure It!
- Measurement - Drill Sheets
- Measurement - Task & Drill Sheets Gr. 3-5
- Measurement - Task & Drill Sheets Gr. PK-2
- Measurement - Task Sheets Gr. 3-5
- Measurement - Task Sheets Gr. PK-2
- Measuring the Weather
- Medical Entrepreneurs
- Meet Charlie! Pocket
- Meet Our Solar System: A Rhyming Children's Book About Sun, Moon, & The Planets. Fun Facts & Picture...
- Meet the Clown Fish: A 15-Minute Book
- Meet the Dolphin: A 15-Minute Book
- Meet theMultiples
- Mega Machines
- Mein Bastelbuch Naturmaterialien - 23 Projekte mit Eichel, Blatt und Co.
- Mein Regentage-Vorlesebuch