Would this be suitable for a highly precocious 4-year-old?

I would say yes most definitely. What my grandchildren enjoyed about this product is the cards to give them ideas of things that they can make with the blocks they found it very entertaining and it's been inspired in inspired creative and talking to them things if I following visual directions

Can you purchase more challenge cards?

I do not know but I would suggest that you try to email the company that makes this item you may be able to purchase on there site, Or try amazon maybe they have a generic type of card

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🧠 Crack the code of shapes and join the STEM elite!

COMPACT PORTABLE - Lightweight 294.8g set fits perfectly in backpacks for learning on the go.
INCLUSIVE LEARNING - Unisex design and recommended for ages 6+, perfect for diverse classrooms and home use.
UNLOCK STEM MASTERY - 10 engaging shape puzzles designed to sharpen geometry and sorting skills.
SCREEN FREE BRAIN TRAINING - No batteries needed—pure hands-on cognitive development.
GIFT READY FOR EVERY OCCASION - Ideal for birthdays, holidays, and back-to-school boosts that parents and teachers trust.

Learning Resources STEM Explorers Brainometry is a 34-piece plastic puzzle set featuring 10 STEM challenges that develop critical thinking and problem-solving skills in children aged 6 and up. Battery-free and portable, it’s perfect for classroom or home use, making it an essential educational gift for any occasion.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

TT$991

Duties & taxes incl.

Trinidad and Tobagostore

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30 daysfor PRO membership users

15 dayswithout membership

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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Model Number	LER9306
Number of Game Players	1
Number of Pieces	34
Batteries Required?	No
Batteries Included	No
Material Type(s)	Plastic
Target Gender	Unisex
Manufacturer recommended age	6 years and up
Item model number	LER9306
Product Dimensions	22.86 x 20.32 x 0.25 cm; 294.8 g
ASIN	B097F49QYH

Learning Resources STEM Explorers Brainometry

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