- Labcraft Wizards
- Laboratorul de acasă - Experimente incitante
- Lakes and Rivers
- Landforms
- Las chicas rudas del pasado
- Le Buffon de Benjamin Rabier
- Le parasol géant
- Le storie che costellano il cielo
- Learn and Practice Book
- Learn with Echo: Bats and Radar
- Learning How to Learn
- Learning STEM from Baseball
- Learning STEM from Basketball
- Leonardo Loom e il mistero del teschio
- Leonora Bolt: Deep Sea Calamity
- Leonora Bolt: Secret Inventor
- Leopard Facts For Kids 9-12
- Leprechauns and Irish Folklore
- Les aspirateurs à pollution
- Les Contemplations
- Les larmes magiques
- Les mathématiques
- Les minéraux
- Les plantes sauvages comestibles
- Les superpouvoirs des animaux
- Let's Make Great Projects
- Life and Non-Life in an Ecosystem
- Life and the Flow of Energy
- Life at the Extremes
- Life Cycle and Reproduction
- Life Cycles
- Life in a Bucket of Soil
- Life in the Amazon Rainforest
- Life In the Desert
- Life in the Gobi Desert
- Life In the Tropical Rain Forest
- Life of the Wayside and Woodland
- Life Science
- Lifecycles: Egg to Chicken
- Lifecycles: Seed to Sunflower
- Light and Its Effects
- Light Makes a Rainbow
- Lion Facts For Kids 9-12
- Liverpool Street
- Living Fossils
- Living in Space
- Living Things (Fourth Grade Science Experiments)
- Living!
- Living Things (Fourth Grade Science Experiments)
- Living!
- Lixo
- Lizard Facts For Kids 9-12
- Lobo, Rag, and Vixen and Pictures
- Look I'm a Scientist
- Look I'm an Engineer
- Look Inside: Your Heart and Lungs
- El mercado del carbono
- Los ríos duermen en las nubes
- Los sonámbulos
- Los viajes perfumados
- Lost in the Backwoods
- Lost Wonders
- Love the Earth
- Lucky Litter, The: Wolf Pups Rescued from Wildfire
- Luna Wunderwald, Band 1: Ein Schlüssel im Eulenschnabel
- Luna Wunderwald, Band 2: Ein Geheimnis auf Katzenpfoten
- Luna Wunderwald, Band 3: Ein Waschbär in Wohnungsnot
- Luna Wunderwald, Band 4: Ein magisches Rotkehlchen
- Luna Wunderwald, Band 5: Ein Luchs mit Liebeskummer
- Luna Wunderwald, Band 6: Ein Dachs dreht Dräumchen
- Luna Wunderwald, Band 7: Ein Eichhörnchen in Gefahr