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Kids' Educational White Card Puzzle | Irregular Dolphin 421*349mm | With 1:1 Reference Image & PE Bag | 220*160*45mm Box

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  • CH-02-009

Puzzle size(mm) Packaging dimensions (mm) Containing Single box weight(kg) Gross Weight (kg) Packing Method Outer Box Size (cm)

Product code

365*370(±3mm) 220*160*45 reference diagram 0.25 6.55

24 boxes per box

59*34*24 CH-02-009


Kids' Educational White Card Puzzle | Irregular Dolphin | 490x370mm | With 1:1 Reference Image & PE Bag

The Ocean's Brightest Smile

Dolphins have captured human hearts for thousands of years. Their playful leaps and intelligent eyes make them one of the most beloved animals on Earth.

This beautifully crafted irregular puzzle brings a leaping dolphin into your home. As children piece together this ocean acrobat, they will discover why dolphins are considered the geniuses of the sea.


1700x850-恢复的_01

Why Choose This Irregular Dolphin Puzzle?

1. A Truly Intelligent Marine Mammal

Dolphins have brains that are actually larger than human brains. A bottlenose dolphin's brain weighs about 1,600 grams, while a human brain averages 1,300 grams.

Their brain-to-body ratio is second only to humans. This extra brainpower gives them remarkable abilities.

Dolphins can recognize themselves in mirrors. This is a sign of self-awareness shared only with great apes and a few other species.

As children assemble this puzzle, ask: "What do you think a dolphin might be thinking about?" This opens conversations about animal intelligence and consciousness.

2. Seeing with Sound: Echolocation

Deep underwater, sunlight cannot reach. Dolphins navigate using echolocation, a natural sonar system.

They produce clicks from a special organ in their forehead called the melon. These sound waves bounce off objects and return as echoes.

From these echoes, a dolphin can determine an object's shape, size, speed, and even internal structure.

This ability is so precise that dolphins can locate a single small fish in murky, dark waters.

Their echolocation clicks are among the loudest sounds made by any ocean animal.

3. A Language of Their Own

Dolphins have a rich communication system. Scientists have identified many distinct clicks, squeaks, and whistles.

Each dolphin develops a unique "signature whistle" early in life. This acts like a human name.

Remarkably, dolphins can remember these signature whistles for decades. Studies show they recognize individuals they haven't seen in over 20 years.

Dolphins live in complex social groups called pods. A pod typically has 2 to 15 members, but super-pods of hundreds have been observed.

Social bonds within a pod can last for decades, creating multigenerational communities.

4. Sleeping with One Eye Open

Dolphins breathe air but live in water. How do they sleep without drowning?

They practice unihemispheric slow-wave sleep. This means only half of their brain sleeps at a time.

The other half stays awake and alert. One eye remains open to watch for predators.

After about two hours, the two hemispheres switch roles. This allows dolphins to rest while still surfacing for air.

5. Dolphins in Human History

Ancient Greeks considered dolphins sacred to Apollo. They appeared on coins and frescoes as symbols of protection and good fortune.

Sailors believed dolphins following a boat brought safe passage.

In Hindu mythology, dolphins are associated with Ganga, the goddess of the Ganges river.

For centuries, many cultures viewed dolphins as "philanthropos"—lovers of humanity.

Today, we understand dolphins as wild animals with complex behaviors, but their connection with humans remains fascinating.

6. Protecting Our Ocean Friends

Dolphins face serious challenges today. Approximately 300,000 whales, dolphins, and porpoises die each year from entanglement in fishing gear.

Plastic pollution, ocean noise, chemical contamination, and climate change also threaten their survival.

This puzzle offers a chance to talk about ocean conservation with children.

Simple actions help: reduce plastic use, properly dispose of trash, and support marine protected areas.

7. Irregular Shapes That Build Skills

Standard grid puzzles rely mainly on color matching. Our dolphin puzzle uses irregularly cut pieces.

Each piece follows the natural contours of the dolphin's sleek body, curved dorsal fin, and ocean waves.

Children must observe shape, angle, and contour—not just color.

This builds visual-spatial reasoning, a key skill for math, reading, and problem-solving.

Research shows that children who play with puzzles develop stronger spatial skills that support later success in STEM.

8. Safe and Sturdy Materials

We use extra-thick white cardboard that is certified non-toxic. It meets ASTM and EN71 safety standards.

The matte finish reduces glare. Every piece has smooth, rounded edges—no sharp corners.

Pieces fit snugly but remain easy for small hands to separate.

9. Reference Poster and Storage Bag

A full-size reference poster (490 x 370 mm) is included.

Beginners can place pieces directly on the poster. This builds confidence and reduces frustration.

The PE storage bag keeps all pieces together when not in use. No more lost pieces.


1700x850-恢复的_02At a Glance: Key Benefits

  • Irregular cut – strengthens problem-solving beyond color matching

  • Authentic dolphin artwork – sparks curiosity about marine life

  • 1:1 reference poster – perfect for first-time puzzlers

  • PE bag – tidy storage, no lost pieces

  • Child-safe white cardboard – non-toxic, smooth edges

  • Generous finished size – plenty of room for group play

  • Great for home or classroom – ideal for solo or team puzzling


Fun Dolphin Facts to Share

A group of dolphins is called a pod. Some pods work together to hunt using coordinated strategies.

The melon is the round organ on a dolphin's forehead. It focuses sound waves for echolocation.

Some dolphin species can dive over 1,000 feet and hold their breath for up to 15 minutes.

Dolphins have been observed using sponges as tools. Mothers teach this behavior to their daughters.

The orca, or killer whale, is actually the largest species of dolphin.

A newborn dolphin calf stays with its mother for 3 to 6 years, learning survival skills.


How This Puzzle Helps Child Development

Skill How the Puzzle Helps
Fine motor skills Picking up, turning, and placing pieces strengthens hand muscles.
Visual-spatial reasoning Irregular shapes require analyzing angles and contours. Essential for math and reading.
Logical thinking Children test, observe, and adjust—building critical thinking.
Patience Completing 150 pieces teaches step-by-step problem-solving.
Memory Remembering tried pieces develops working memory.
Collaboration Working with others encourages communication and teamwork.
Confidence Each correct placement builds pride. Finishing the puzzle is a real achievement.
Calm focus Puzzling reduces stress and offers a screen-free break.

Parent's Guide: First Steps

Start with the poster. Lay the reference image flat. Let your child place pieces directly on matching spots.

Find the dorsal fin first. The distinctive curved fin is easy to recognize and satisfying to assemble.

Sort by color. Group grays and blues for the dolphin and ocean, white for splashes, and brighter colors for the sky.

Do the border first. Pieces with one straight edge belong to the outer frame.

Celebrate small wins. Give a high-five each time a piece clicks into place.

Take breaks. Puzzling should be joyful, not exhausting.

Display the finished work. Frame it or simply admire it together.


Frequently Asked Questions

Q: What age is this puzzle suitable for?

A: We recommend ages 4 to 8 years. Three-year-olds with good motor skills can enjoy it with parent help. Children aged 6 and older typically complete it independently.

Q: Are dolphins really friendly to humans?

A: Wild dolphins are curious and intelligent. They sometimes approach humans out of natural inquisitiveness. However, they are still wild animals and should be respected from a distance. This puzzle is a great chance to talk about wildlife respect.

Q: Will 150 pieces be too hard for my child?

A: It is designed as a healthy challenge, not a frustration. The irregular shapes follow the dolphin's natural curves, making it more intuitive. The 1:1 poster allows beginners to place pieces directly on the image.

Q: How is irregular cut different from a regular puzzle?

A: Regular puzzles use a grid pattern—every piece has straight edges. Our irregular cut follows the artwork's own lines. The dolphin's body, fin, and waves all become part of the piece shapes. This teaches children to think about shape and contour, not just color.

Q: Is the material safe for young children?

A: Yes. All materials are certified non-toxic, meeting ASTM and EN71 safety standards. The white cardboard is extra-thick with smooth, rounded edges.

Q: Can multiple children work on this puzzle together?

A: Absolutely. The generous finished size provides plenty of space for two or three children to work side by side. It's perfect for siblings, playdates, or classroom centers.

Q: Can I frame the finished puzzle?

A: Yes. The finished size fits standard frames. Use puzzle glue or adhesive sheets to preserve your child's masterpiece permanently.


A Gift for Many Occasions

  • Birthdays – a unique alternative to plastic toys

  • Holidays – Christmas, Easter, Hanukkah

  • Grandparent gifts – an activity to share across generations

  • Classrooms & daycares – durable and educational

  • ✈️ Travel – compact box, easy to pack


About Our Factory: Your Puzzle Solutions Partner

We are a full-integration puzzle factory. Design, printing, tooling, die-cutting, and packaging all under one roof. No middlemen, total quality control.

Manufacturing Strength

  • Vertical integration – in-house everything, from raw board to finished box

  • German & Japanese equipment – Heidelberg presses, laser cutters, automatic stamping machines

  • ISO & FSC certified – three-stage quality checks. Extremely low missing-piece rate

  • Mass production + flexible MOQ – large orders down to single-piece samples

Deep Customisation

  • Piece count (15–3000+), sizes, shapes, materials (grey board, blue board, birch wood), packaging (paper, tin box, wooden frame)

  • Special finishes: foil stamping, glow-in-the-dark, die-cut shapes, glitter, velvet lamination, acrylic frames

  • In-house design team – from rough sketch to print-ready file

Service & Support

  • Dedicated project manager + technical consultant + R&D lead

  • Transparent tracking and on-time delivery. "Green lane" for urgent orders

  • After-sales: replacement pieces, technical advice, event planning

Partnership Models

  • OEM / ODM

  • Wholesale & dropshipping

  • Co-branding & licensing

  • Custom corporate gifts

We have served museums, publishers, Amazon sellers, tourist attractions, aquariums, and educational institutions worldwide.


OEM / ODM Customisation Services

  • Custom box printing – your logo, your brand colors

  • Exclusive artwork licensing – puzzles with your own characters or designs

  • Tailored piece counts – adjust difficulty for your target age

  • Private label – for corporate gifts, loyalty programs, subscription boxes

  • Bulk global fulfilment – from our factory to your destination


Order Your Irregular Dolphin Puzzle Today

Bring the joy and intelligence of a leaping dolphin into your home.

Whether for your own child, a thoughtful gift, or your store's next bestseller, this 150‑piece irregular dolphin puzzle delivers quality, learning, and lasting joy.

Contact us to place your order.


Material Certifications: The listed certifications pertain solely to the material used.HeXie Certificate Authentication


Material Certification

elephant shape

irregular elephantmm

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