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Mega Bloks

Mega Bloks First Builders Big Building Bag

Mega Bloks First Builders Big Building Bag

4.8· 7,381 ratings

Best price now

$14.97at AmazonObserved at 12:16 PM

32% under what the other stores charge

Compared across 8 stores. Prices are checked against each store and labelled with when.

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Our take on the Mega Bloks First Builders Big Building Bag

The Mega Bloks First Builders Big Building Bag is an 80-piece set of large, colorful plastic blocks made for toddlers ages 1 to 5. The blocks are sized for small hands to grip, stack and pull apart, and they work with other Mega Bloks building toys. Everything packs into a reusable bag for cleanup. At $14.97 at Amazon as of November 4, 2026, it sits at the low end of its recent price range and is a cheap first building set.

Best forToddlers ages 1 to 5First-time block buildersParents building a toy collection on a budgetGrandparents and gift-givers

Pros

Big blocks are easy for small hands to hold and stack
80 pieces give plenty to build with
Compatible with other Mega Bloks sets
Storage bag makes cleanup simple
Low price for the piece count

Cons

Only works with Mega Bloks, not Lego Duplo
Single bag of basic blocks, no themed pieces
Older preschoolers may outgrow it by age 5
Loose blocks can be a trip hazard on hard floors

Mega Bloks First Builders Big Building Bag prices at every store

WalmartNew
In stock
$14.97+ $6.99 shippingObserved at 12:16 PM
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Kohl'sNew
In stock
$19.99+ $8.95 shippingObserved at 12:36 PM
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Kaplan Early Learning CompanyNew
In stock
$28.95+ $6.75 shippingObserved at 12:16 PM
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AmazonNew
Availability unknown
As an Amazon Associate, Deal.ai earns from qualifying purchases.
$14.97Observed at 12:16 PM
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eBayNew
Availability unknown
$18.99Observed at 12:36 PM
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Macy'sNew
Availability unknown
$21.99Observed at 12:36 PM
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ZoroNew
Availability unknown
$25.49Observed at 12:36 PM
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Lowe'sNew
Availability unknown
$28.49Observed at 12:36 PM
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Mega Bloks First Builders Big Building Bag price history

Lowest price we've seen: $14.97 on Nov 4 at Walmart. Tracked across 8 stores since Nov 4.

What reviewers say

With 4.8 out of 5 from over 7,000 ratings, owners mostly report that toddlers take to these blocks quickly and that they hold up to rough play. Parents often mention the bag as a practical extra.

Pros

Easy for 1- and 2-year-olds to grip and connect
Sturdy blocks that survive being thrown and chewed
Bag keeps pieces together
Good value for the number of blocks

Cons

Blocks only fit Mega Bloks, not Duplo
Some sets arrive with fewer pieces than expected
Colors and mix of shapes vary by bag

About the Mega Bloks First Builders Big Building Bag

Spark your little builder's creativity with their first blocks in home – the MEGA BLOKS Big Building Bag featuring 80 big and vibrant blocks. Easy to grip, stack and pull apart, our blocks are the perfect fit for little hands, helping toddlers develop their imagination and fine motor skills. When playtime is over, blocks can be stored in the bag for easy cleanup.

Specifications

Product Type: Building Set
Theme: Construction
Material Safety: PVC-free (bag)
Construction Type: Building blocks
Included Components: 80 big building blocks
Material: Plastic
Sensory Stimulation: Tactile
Size

Questions and answers

Is it worth it compared with Lego Duplo?: It costs less and the blocks are similarly sized for toddlers. The catch is that Mega Bloks and Duplo do not connect to each other, so pick one system and stay with it.
What age is it for?: Mega Bloks rates it for ages 1 to 5. Most kids get the most out of it between about 18 months and 4 years.
What is in the box?: 80 big building blocks in assorted colors and shapes, plus a reusable storage bag. No baseplate or instructions are included.
Does it work with other Mega Bloks sets?: Yes. The big blocks are compatible with all Mega Bloks building toys, so you can add themed sets later.
When is the price lowest?: It was $14.97 at Amazon as of November 4, 2026, near the bottom of its recent range. Big block sets like this often drop further around Black Friday and in early December.
Where is the Mega Bloks First Builders Big Building Bag cheapest?: At Amazon, for $14.97, 32% under what the other stores charge, as of our latest check.
What do buyers say about the Mega Bloks First Builders Big Building Bag?: Rated 4.8 out of 5 from 7,381 ratings.
Where can I buy the Mega Bloks First Builders Big Building Bag?: 8 stores we checked sell it, including Kohl's, Macy's, eBay, Lowe's, Zoro.

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Compare the Mega Bloks First Builders Big Building Bag

Melissa & Doug Wooden Building Blocks Set vs Mega Bloks First Builders Big Building Bag

Big

Recommended Age

1-5 years

Maximum Age Range

5 years

Minimum Age Range

1 year

Dimensions

30.48 x 15.24 x 35.56 cm

Educational Focus

Fine motor skills, Creativity

Typical Users

Preschool, Toddlers, Children

Weight

1 pound

Assembly Required

No

Interlocking Blocks Compatible

Compatible with all MEGA BLOKS® building toys

Interlocking Blocks Dimensions

Big

Durability Features

Durable

Storage Type

Bag

Quantity

80 pieces

color

Multicolor