I lost the dye packet and instructions. Does anyone have a recommendation

I used red food coloring in water. I would mix the color into the water before pouring it into the aide so that the food she doesn’t stain the plastic.

Learning Resources Pumping Heart Model

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

€ 85.10

Duties & taxes included

In stock

Sold byAmazon IrelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ireland.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Description

❤️ Pump up your science lessons with real-time heart action!

PERFECT FOR AGES 8 - Designed to spark curiosity and deepen understanding in young science enthusiasts.
READY FOR INSTANT USE - No assembly needed—just fill, pump, and engage students immediately.
SEE CIRCULATION IN ACTION - Watch red liquid flow through heart chambers and vessels for hands-on cardiovascular learning.
COMPREHENSIVE LEARNING KIT - Includes heart model, hand pump, red dye, and activity guide for seamless teaching.
DURABLE FOR CLASSROOM HUSTLE - Sturdy plastic design built to withstand repeated lessons and curious hands.

The Learning Resources Pumping Heart Model is a transparent, hands-on anatomy tool designed for ages 8 and up. It simulates blood flow through heart chambers and vessels using a simple hand pump and red dye, making cardiovascular concepts tangible and engaging. Durable and classroom-ready, it includes all necessary components and an activity guide to support interactive learning in schools and homeschool settings.

Specifications

ASIN	B004DJ36K0
Age Range Description	Kid
Battery Description	AAA
Best Sellers Rank	#112,331 in Toys & Games ( See Top 100 in Toys & Games ) #954 in Educational Science Kits
Brand Name	Learning Resources
Customer Reviews	4.2 4.2 out of 5 stars (313)
EU Spare Part Availability Duration	2 years
Educational Objective	Exploratory Skills
Global Trade Identification Number	00765023035353
Included Components	Includes clearly labeled heart chambers, main artery, veins, and lungs, plus Act
Item Dimensions	13.9 x 12.4 x 3.3 inches
Item Highlight	Anatomical Heart Teaching Model, Human Anatomy Models, Classroom Science Tools, Anatomy Study Tools, Learning Human Hearts
Item Type Name	Pumping Heart Model
Item Weight	1 kg
Manufacturer	Learning Resources, Inc
Manufacturer Part Number	LER3535
Manufacturer recommended age	8 years and up
Material Type	Plastic
Model Number	LER3535
Number of Items	1
Number of Packs	10
Set Name	Pumping Heart Model Kit
Size	12inx11inx5in
Sub Brand	learning
Theme	Anatomy
UPC	765023035353
Unit Count	1 Count

Common Questions

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.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

€ 85.10

Duties & taxes included

In stock

Sold byAmazon IrelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ireland.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

View all Trustpilot reviews