🌱 Book 1: The Secret Beneath the Classroom

A mysterious seed opens a hidden world of roots, worms, fungi, and science clues. Five complete chapters.

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🕰️ Book 2: The Clock That Lost Tuesday

Five original chapters exploring Earth’s rotation, shadows, time zones, and calendar dates.

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💧 Book 3: The Pond in the Pencil Box

Five original chapters about freshwater habitats, food webs, and careful scientific observation.

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🔎 Book 4: The Library That Forgot Its Words

Five original chapters exploring context clues, synonyms, antonyms, and vocabulary.

Open Workbook 4

Enter Word Detective Library

⛰️ Book 5: The Mountain Inside the Marble

Five original chapters about rocks, minerals, crystals, weathering, and the rock cycle.

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Enter Rocks & Minerals Discovery Room

☁️ Book 6: The Raincloud in the Lunchbox

Five original chapters exploring clouds, weather, and the water cycle.

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Enter Weather Discovery Room

🦕 Book 7: The Door to Dinosaur Valley

Five original chapters exploring dinosaurs, fossils, prehistoric time, and scientific evidence.

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Enter Prehistoric Discovery Room

🌙 Book 8: The Moonlight Map

Five original chapters exploring lunar phases, craters, eclipses, and the Moon’s orbit.

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Enter Space Exploration Discovery Room

🌱 Book 9: The Garden That Grew Backward

Five original chapters about seeds, plant growth, photosynthesis, pollination, and the plant life cycle.

Open Workbook 9

Enter Plant Science Discovery Room

🧲 Book 10: The Mystery of the Missing Magnet

Five original chapters exploring magnetic materials, poles, fields, and electromagnets.

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Enter Magnetism Discovery Laboratory

🌊 Book 11: The Ocean Beneath the Rug

Five original chapters exploring ocean zones, currents, food webs, coral reefs, and conservation.

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Enter Ocean Discovery Room

🌉 Book 12: The Bridge That Wouldn’t Balance

Five original chapters exploring forces, balance, trusses, fair testing, and engineering design.

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Enter Bridge Engineering Discovery Laboratory

🦋 Book 13: The Butterfly’s Secret Message

Five original chapters exploring metamorphosis, insect anatomy, camouflage, pollination, and caring for habitats.

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Enter Butterfly Discovery Garden

🔢 Book 14: The Town of Tiny Numbers

Five original chapters exploring addition, subtraction, equal groups, fractions, patterns, measurement, money, and graphs.

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Enter Tiny Numbers Town

🌋 Book 15: The Volcano in the Teapot

Five original chapters exploring magma, lava, tectonic plates, volcanic rocks, and staying safe.

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Enter Volcano Discovery Laboratory

🌲 Book 16: The Forest of Forgotten Footprints

Five original chapters about woodland habitats, tracks, adaptations, food chains, and food webs.

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Enter Forest Discovery Trail

🏛️ Book 17: The Museum of Yesterday

Five original chapters about artifacts, timelines, historical sources, changing communities, and different perspectives.

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Enter History Discovery Museum

🎶 Book 18: The Invisible Orchestra

Five original chapters about vibration, pitch, loudness, sound waves, and echoes.

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Enter Sound Discovery Studio

⚡ Book 19: The Great Energy Mystery

Five original chapters about sunlight, wind, circuits, heat, and energy transformations.

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Enter Energy Discovery Laboratory

🔑 Book 20: The Classroom’s Greatest Secret

The grand finale: curiosity, evidence, perseverance, teamwork, and kindness.

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Enter Classroom Secret Discovery Room