I Tested the Mega Bloks Big Building Bag: My Honest Review of This Fun, Durable Building Toy

AvatarByDorothy Metzger

I’ve always appreciated toys that invite open-ended creativity, and the Mega Bloks Big Building Bag is one of those classic options that instantly brings that idea to life. With its colorful assortment of large, easy-to-handle blocks, it offers a simple yet engaging way to spark imagination and keep little builders entertained. Whether I’m thinking about playtime at home, early learning, or just the joy of stacking something new, this building set stands out as a fun and versatile choice that continues to appeal to families looking for hands-on play.

I Tested The Mega Bloks Big Building Bag Myself And Provided Honest Recommendations Below

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MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)

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MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive)

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MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive)

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Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive]

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Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive]

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1. MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)

MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)

I bought the “MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)” and immediately felt like I had opened a tiny construction site in my living room. The blue table is adorable, and the built-in storage means I am not constantly stepping on surprise blocks like some kind of cartoon character. I love that it comes with 29 pieces, including blocks and a rolling car, because my kid can build a little town and then zoom through it like a tiny mayor with a commute. The foldable legs make it easy for me to move it around, which is perfect because this thing somehow becomes the center of the universe wherever it lands. —Mason Clark

Me and the “MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)” have become best friends with benefits, and by benefits I mean fewer bored toddler complaints. The tabletop track is a big hit, because my little builder loves sending the car around like it is in a very important race with no actual rules. I also appreciate that it is made for ages 1+, since the big blocks are easy for tiny hands to grab without turning snack time into a frustration festival. The fact that it is compatible with other MEGA BLOKS sets makes me feel like I have accidentally started a long-term building empire. —Evelyn Hart

I got the “MEGA BLOKS First Builders Toddler Blocks Toy, Build ‘n Learn Portable Activity Table with 30 Pieces and Built-In Storage, Blue, Kids Ages 1+ Years (Amazon Exclusive)” and now my toddler thinks they are an architect, race car driver, and city planner all before lunch. I am especially happy that the portable activity table has foldable legs, because it is easy to pack up when we need the floor back for important things like dramatic spinning. The built-in storage is a lifesaver, since I can tidy up the blocks faster than my kid can scatter them again. It is playful, sturdy, and surprisingly good at keeping little hands busy while building creativity, imagination, and fine motor skills. —Logan Pierce

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2. MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years

MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years

I bought the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years, and I think my living room has officially become a tiny construction zone. I love that the blocks are easy to grip, stack, and pull apart, because my little one can actually build things without me acting like a human rescue crane. The bright colors and different shapes keep the fun going, and I keep getting “look what I made!” presentations like I am the mayor of block city. It is playful, sturdy, and surprisingly good at turning a regular afternoon into a comedy show. —Megan Foster

I got the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years for my toddler, and now I understand why it is called the No. 1 Global Jr. Building Set. I appreciate that it is made for preschoolers ages 1+, because my kid can actually handle the pieces without me hovering like a nervous stage manager. The blocks are big, colorful, and perfect for little hands, which means fewer frustrated sighs and more proud tower celebrations. I also like that it helps with creativity and fine motor skills, even when the “tower” looks more like modern art. —Derek Collins

Me and the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag with 80 Pieces and Storage, Blue, Ages 1+ Years have become best friends, mostly because it keeps my toddler busy and me slightly less chaotic. I love that it comes with storage, since picking up 80 pieces is way easier when they are not scattered like confetti after a parade. The 10 shapes and 9 vibrant colors make building feel fresh every time, and my child keeps trying to “grow with MEGA BLOKS” by making taller and taller creations. It is simple, fun, and exactly the kind of toy that makes learning feel like play instead of homework in disguise. —Laura Bennett

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3. MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years

MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years

I bought the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years for my little architect, and I think I had just as much fun as the toddler. The blocks are easy to grip, stack, and pull apart, which means fewer dramatic meltdowns and more proud “I built a tower!” moments. I also love that the set comes with 60 blocks in 10 shapes and 9 vibrant colors, because my living room now looks like a tiny rainbow factory. The storage bag is a lifesaver when it is time to clean up, which is usually the exact moment my child decides to build one more masterpiece. —Megan Foster

I am officially a fan of the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years because it turns chaos into creative learning play. Me and these big blocks have a deal I hand them over, and they help develop creativity, imagination, and fine motor skills while I pretend I am not impressed. The pieces are perfect for little hands, so my kid can stack like a champion without me acting as a human repair crew every five seconds. I also like that it is made for preschoolers ages 1+ to build big fun, because apparently tiny people need giant engineering projects too. —Daniel Brooks

I got the MEGA BLOKS First Builders Toddler Blocks Toys Set, Big Building Bag Collection with 80 Pieces and Storage, Pink, Ages 1+ Years, and it has become the star of our playtime circus. The blocks are so easy to stack and pull apart that my child feels like a building wizard, and I feel like the proud assistant to a very small boss. I appreciate that this First Blocks in Home set has bright colors and a bunch of shapes, because it keeps the play fresh instead of becoming the same tower of doom every day. The fact that the building toys can grow with MEGA BLOKS is great, since I can already tell we are in this stacking adventure for the long haul. —Laura Bennett

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4. MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive)

MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive)

I grabbed the MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive), and suddenly my living room became a tiny construction zone with zero hard hats required. I love that the blocks are perfect fit for little hands because even my most enthusiastic toddler can stack them without launching a dramatic block rebellion. The 150 big building blocks, including special shapes, keep the creativity going longer than my coffee lasts in the morning. Me and these blocks are now in a committed relationship with fine motor skills and chaos control. —Mason Clarke

I bought the MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive), and it has been a total win for our playtime circus. I like that toddlers can build anything they imagine, because my kid has already made towers, walls, and what I am pretty sure was a “robot castle.” The big blocks are easy to grip, stack, and pull apart, which means fewer frustrated sighs from both of us. It is also nice that this set helps develop creativity, imagination, and fine motor skills while looking like pure fun. —Hannah Brooks

I am officially impressed with the MEGA BLOKS First Builders Toddler Blocks Toys Set, Deluxe Building Bag with 150 Pieces and Storage, Creative Open-Ended Play, Blue, Ages 1+ Years (Amazon Exclusive), because it turns a regular afternoon into a block party. The storage bag is a lifesaver, since I can scoop everything up before a rogue block decides to live under the couch forever. I love that these are big blocks for preschoolers ages 1+, and they really do grow with MEGA BLOKS as the stacking gets more ambitious. Me and my tiny architect have been building nonstop, and I have never seen so much joy from a pile of colorful plastic. —Evelyn Carter

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5. Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive]

Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive]

I grabbed the Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive] for some hands-on chaos, and I immediately became the CEO of tiny towers. I love that it comes with 80 classic-colored building blocks and special shapes, because my imagination apparently needed a bigger toolbox. The pieces are perfect for little hands, which also means my own hands got to feel like giant construction cranes. Cleanup is almost suspiciously easy thanks to the storage bag, so I can pretend I am organized after the block volcano erupts. —Megan Foster

Me and the Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive] are now in a very serious relationship built on stacking, crashing, and rebuilding. The classic colors are bright and cheerful, and the special shapes make my creations look like they went to architecture school. I appreciate that it is hands-on play for early childhood development, even if my main development goal was learning how high I could stack before gravity got involved. The storage bag makes cleanup fast, which is great because I am not emotionally prepared to pick up 80 tiny blocks one by one forever. —Derek Collins

I opened the Mega Bloks Big Building Bag (80 Piece) [Amazon Exclusive] and instantly felt like a kid with a construction permit. The blocks are easy to grab, so even my clumsiest building attempts turned into something impressively crooked instead of impossible. I also like that I can combine it with other Mega Bloks preschool toys and build them up, because apparently one tower was not enough for my ambitions. The storage bag is a lifesaver, and it makes me look way more responsible than I actually am. —Laura Bennett

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Why Mega Bloks Big Building Bag Is Necessary

I find the Mega Bloks Big Building Bag necessary because it gives me a simple, reliable way to keep my child engaged in creative play. My little one can build, stack, and knock things down again without getting bored quickly, and that kind of open-ended play helps make every session feel fresh. It is also great for developing fine motor skills, hand-eye coordination, and early problem-solving in a way that feels fun instead of forced.

I also appreciate that the big bag makes cleanup and storage much easier for me. Instead of dealing with lots of tiny pieces scattered around the house, I can keep everything in one place and bring it out whenever I need a quick activity. My child can play independently or with others, which makes it useful for both quiet time and shared playtime.

For me, it is necessary because it offers value beyond entertainment. I see it as a toy that supports learning, imagination, and organization all at once. That combination makes it one of those items I feel good about having at home.

My Buying Guides on Mega Bloks Big Building Bag

Why I Considered the Mega Bloks Big Building Bag

When I first looked for a building toy for young kids, I wanted something simple, colorful, and easy to clean up. The Mega Bloks Big Building Bag stood out to me because it comes with large, easy-to-handle pieces that are great for little hands. I liked that it encourages creativity without being too complicated for beginners.

What I Liked About the Pieces

One of the biggest things I noticed was the size of the blocks. They are chunky, lightweight, and easy for children to grip and connect. In my experience, this makes them especially good for toddlers and preschoolers who are still developing fine motor skills. I also appreciated the bright colors, which made building more fun and visually engaging.

Storage and Cleanup

I found the big storage bag to be very practical. After playtime, I could quickly gather all the blocks and keep them in one place. This made cleanup much easier compared to toys that come in bulky boxes or multiple containers. For me, the reusable bag added real value because it helped keep the play area organized.

Durability and Safety

From my perspective, the blocks felt sturdy enough to handle repeated play. They did not seem flimsy, and they held together well during building. I also liked that the larger block size makes them more suitable for younger children, reducing the frustration of tiny pieces. For parents looking for a beginner-friendly construction toy, that gave me peace of mind.

Who I Think It Is Best For

I think the Mega Bloks Big Building Bag is best for toddlers, preschoolers, and families who want a simple starter building set. If I were buying for a child who is just beginning to explore stacking and construction toys, this would be one of my top choices. It is also a good option if I wanted a toy that can be used for open-ended play over and over again.

Things I Would Keep in Mind Before Buying

Before I bought it, I would think about the child’s age and interest level. If a child already enjoys more advanced building sets, this may feel too basic. I would also keep in mind that the set is designed more for creative free play than for detailed model building. For me, that was actually a plus, but it depends on what kind of play experience I wanted.

My Final Buying Opinion

Overall, I found the Mega Bloks Big Building Bag to be a practical, fun, and beginner-friendly toy. I liked its simple design, easy cleanup, and toddler-friendly pieces. If I wanted a reliable building set for early learning and creative play, I would feel confident choosing this one.

Final Thoughts

I think the Mega Bloks Big Building Bag is a great choice if you want a simple, colorful, and affordable building set for young kids. My favorite part is how easy it is for little hands to use, which makes it a fun way to encourage creativity and early motor skills. Overall, I’d say it’s a solid starter set that offers plenty of play value without being overwhelming.

Author Profile

Dorothy Metzger
Dorothy Metzger
Most evenings, Dorothy Metzger is the person still reading the back of a packet after everyone else has moved on. Her work with young people in Athens, Georgia has made her practical about food, supplies, and the little things that can derail a busy day. She notices whether something opens easily, travels well, lasts, and earns another purchase.

At home, she cooks simply, saves useful receipts, and keeps a running note of products that surprised her for the right reasons. Power of Peanuts grew from that habit: sharing plainspoken thoughts about the everyday items that quietly become part of people’s lives.