First LEGO Memories!
The Baby Discovery Set

Introduce your little one to creative building with this classic 2003 Duplo set. 51 pieces designed for tiny hands and big imaginations!

🏛 Duplo and Explore
Set #9017

Baby Discovery Set

The Baby Discovery Set is a charming introduction to LEGO for the very young.

🏆 Best For: Designed for babies and toddlers with adult supervision ⏱ 1 hr build 🧩 51 pcs
★★★★☆ 4.0

Fans appreciate this set as a classic introduction to LEGO for babies, praising its durable construction and educational value. However, some find the price high compared to more modern DUPLO sets with similar functionality.

MSRP
$45.99
Best Price
$41.39
You Save
10% OFF
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📝 Our Take

The Baby Discovery Set is a charming introduction to LEGO for the very young. With its bright colors, rounded edges, and focus on tactile learning, it's designed to stimulate and engage toddlers in a safe and fun way. The set emphasizes early learning concepts like colors, shapes, and object recognition.

This set is perfect for parents and caregivers looking for a developmentally appropriate LEGO experience for babies and toddlers. It's not about complex building techniques but about introducing basic shapes and colors in a playful manner. The large DUPLO-compatible Primo bricks are easy for small hands to manipulate.

Skip this if you're looking for advanced building techniques or complex models. This set is specifically designed for the youngest builders. Consider DUPLO sets like the Number Train or My First Animal Brick Box for older toddlers ready for more structured builds.

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🧱 Building Experience

🧩
51
Pieces
1h
Build Time
📊
Beginner
Difficulty
Build Highlights:
  • Focuses on tactile learning and early development
  • Introduces basic shapes and colors
  • Large, easy-to-handle Primo bricks
  • Encourages imaginative play and storytelling

📈 Investment Analysis

↑ Trending up since release
C+
Investment Grade
⏳ Appreciating
The Baby Discovery Set, while not a traditional investment piece, holds some potential for appreciation due to its age, rarity, and the enduring appeal of LEGO as a collectible. Its retired status and the rising price trend suggest increasing demand from collectors interested in vintage LEGO sets. However, its focus on very young children may limit its appeal to a niche market. The relatively low piece count and the fact that it's not based on a licensed theme also contribute to a moderate investment risk. Collectors interested in early LEGO history may find it a worthwhile addition.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

Compare Similar Sets

This set is unique in its focus on babies and very young toddlers, predating many modern DUPLO sets. While newer DUPLO sets offer more complex building opportunities, the Baby Discovery Set provides a simpler, more tactile introduction to LEGO. For parents looking for a vintage educational toy, this set offers a nostalgic alternative to contemporary options.

📦 Full Parts Inventory - 29 unique parts • 51 total pieces

Primo Brick 1 x 1 Primo Brick 1 x 1
Part #: 31000 Bright Green
Primo Brick 1 x 1 Primo Brick 1 x 1
Part #: 31000 Red
Primo Brick 1 x 1 with Orange and White Rings Print Primo Brick 1 x 1...
Part #: 31000pr0009 Yellow
Primo Brick 1 x 1 with Orange Dots Print Primo Brick 1 x 1...
Part #: 31000pr0010 Blue
Primo Brick 1 x 1 with Orange Dots Print Primo Brick 1 x 1...
Part #: 31000pr0010 Yellow
Primo Brick 1 x 1 with Pink and White Rings Print Primo Brick 1 x 1...
Part #: 31000pr0011 Red
Primo Brick 1 x 1 with Light Yellow and Light Green Rings Print Primo Brick 1 x 1...
Part #: 31000pr0012 Bright Green
Primo Brick 1 x 1 with Pink Circles Print Primo Brick 1 x 1...
Part #: 31000pr0028 Red
Primo Brick 1 x 1 x 2 with Rattle, Mirror Print (Sticker) Primo Brick 1 x 1...
Part #: 31004pr0001 Bright Green
Primo Brick 1 x 1 with Round Rattle, Ladybug / Ladybird Print Primo Brick 1 x 1...
Part #: 31005pr0001 Red
Primo Brick 1 x 1 with Round Rattle, Bee Print Primo Brick 1 x 1...
Part #: 31005pr0002 Yellow
Primo Brick 1 x 1 with Round Rattle, Bird and Arrows Print Primo Brick 1 x 1...
Part #: 31005pr0004 Red
Primo Brick 1 x 1 with Round Rattle, Frog Print Primo Brick 1 x 1...
Part #: 31005pr0006 Green
Primo Stacking Base Round Wavy Large, One Top Stud, Rattle with Yellow Base Primo Stacking Ba...
Part #: 31011c01 Red
Primo Plate 3 x 3 Primo Plate 3 x 3
Part #: 31012 Yellow
Primo Stacking Base Round Wavy Smallest, One Top Stud Primo Stacking Ba...
Part #: 31135 Medium Lime
Primo Stacking Base Round Wavy Small, One Top Stud Primo Stacking Ba...
Part #: 31136 Bright Green
Primo Stacking Base Round Wavy Medium, One Top Stud Primo Stacking Ba...
Part #: 31137 Blue
Primo Train Engine 1 x 2 with Red Wheels, Yellow Button, and Face Print Primo Train Engin...
Part #: 31155c02 Blue
Primo Wheel Base 1 x 2 with Hitches and Red Wheels Primo Wheel Base ...
Part #: 31605c02 Medium Blue
Primo Wheel Base 1 x 2 with Hitches and Red Wheels Primo Wheel Base ...
Part #: 31605c02 Bright Green
Primo Airplane, Red Propeller, Blue Wheels, with Eyes, Wing Logo Print Primo Airplane, R...
Part #: 31639c01pr0002 Medium Blue
Primo Stacking Head, Bear Primo Stacking He...
Part #: 41021 Medium Blue
Primo Brick, Oval 1 x 1 Primo Brick, Oval...
Part #: 44589 Blue
Primo Brick, Star 1 x 1 Primo Brick, Star...
Part #: 44591 Red
Primo Brick, Triangle 1 x 1 Primo Brick, Tria...
Part #: 44592 Yellow
Primo Figure Girl with Green Base, Daisy Print, Brown Hair Primo Figure Girl...
Part #: 76080c01pr0001 Red
Primo Figure Boy with Blue Base, Blue Dungarees print, Green Cap Primo Figure Boy ...
Part #: 76081pr0005 Lime
Primo Figure Boy with Red Base, Red Dungarees print, Green Cap Primo Figure Boy ...
Part #: 76081pr0006 White
🧱 Primo Brick 1 x 1...
Part #: 31005pr0007 Blue
🧱 Primo Shape Sorte...
Part #: 44657 Medium Bluish Violet
🧱 Primo Figure Boy ...
Part #: 75595c02pr0002 Green
The set features a collection of large, rounded Primo bricks in bright primary colors. The printed bricks add visual interest and provide early learning opportunities.

🛒 Where to Buy

eBay
✓ In Stock
$41.39
Walmart
✓ In Stock
$43.69
Target
✓ In Stock
$45.99
Amazon

💎 Notable Parts

Red Primo Brick 1 x 1 with Pink and White Rings Print (3x) $3.00
Yellow Primo Brick 1 x 1 with Orange and White Rings Print (3x) $3.00
Bright Green Primo Brick 1 x 1 with Light Yellow and Light Green Rings Print (3x) $3.00
Blue Primo Brick 1 x 1 with Orange Dots Print (2x) $2.00
Red Primo Brick 1 x 1 with Pink Circles Print (2x) $2.00
Est. BrickLink Part Value
$13.00

💡 MOC Potential

🌳 Simple animal figures (e.g., caterpillar, snail)
🏙 Basic house or building facades
🚗 Simple car or train designs

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Charts Inventory Statistics

29
Unique Parts
51
Total Pieces
0
Minifigures
Inventory Version: 1