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Whitney Brothers® 340 Piece Wooden Building Block Set - WB0371

$1,599.00

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Inspire creativity and learning with the Whitney Brothers® 340 Piece Wooden Building Block Set—a premium hardwood block collection designed for preschools, daycares, and early learning centers. Featuring 29 different shapes and 340 total blocks with smooth natural finishes and rounded edges, this GREENGUARD Gold certified set provides endless opportunities for construction play, spatial learning, and collaborative building.

340 Piece Wooden Building Block Set Features

This comprehensive wooden building block set includes 340 hardwood blocks in 29 different shapes, providing exceptional variety for creative construction. Each block features a smooth natural finish that showcases the beauty of real wood, with rounded edges for safe play. The blocks are precision-crafted with very slight variations in size, ensuring stable stacking and building while maintaining the authentic feel of natural wood.

Benefits of the 340 Piece Building Block Set

  • Enhances creativity and imagination: 29 different shapes inspire endless building possibilities
  • Develops problem-solving skills: Construction play builds critical thinking and spatial reasoning
  • Promotes spatial awareness: Stacking and balancing blocks develops geometric understanding
  • Encourages cooperative play: Large set supports multiple children building together
  • Builds fine motor skills: Grasping, stacking, and placing blocks strengthens hand coordination
  • Supports cognitive development: Sorting, counting, and pattern-making enhance learning

Whitney Brothers 340 Piece Block Set Specifications

  • Total Blocks: 340 pieces
  • Shapes: 29 different block shapes
  • Material: Premium hardwood with natural finish
  • Safety: Rounded edges for safe classroom use
  • Certification: GREENGUARD Gold certified for low VOC emissions
  • Warranty: Lifetime warranty
  • Dimensions: 23"W x 15"D x 28"H (as packaged)
  • Weight: 184 lbs
  • Assembly: Ships fully assembled

Note: Blocks cart not included. Available separately for organized storage.

Why Choose This 340 Piece Wooden Block Set?

Whitney Brothers® is trusted by educators for creating durable, safe, and sustainable classroom furniture. This 340 piece wooden building block set is GREENGUARD Gold certified, meaning it has been rigorously tested for low emissions of volatile organic compounds (VOCs) and other harmful chemicals—ensuring safe indoor air quality for children's learning environments. Made in America with responsible forestry practices and backed by a lifetime warranty, this block set is an investment in quality that will serve your classroom for years to come.

Perfect for preschools, daycares, kindergartens, and early learning centers. Order your Whitney Brothers 340 Piece Wooden Building Block Set today!

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Extreme Kids World.

  • Free Shipping in the continental US unless noted. 
  • 30 Day Easy Returns. 
  • Great Service. We pride ourselves on the best service, anywhere.
  • Your Satisfaction Guaranteed. We handpick our products for quality, we know you'll love them. But if there is something wrong when you receive your product, we'll fix it.

Authorized Retailers for 

ActivPlay 

Skywalker Trampolines

Everblock

Enabling Devices

Fabrication Enterprises

Whitney Brothers

Sports Play Inc

United Fiber Optic Lighting

Wesco NA

2MamaBees

Bijou Build

BenchK

GermBlock

Gorilla Playset

Kidwise

Playstar Wooden Outdoor Playsets

The SwingSet Co

Goodevas

Playmor

Experia

Kidodido

Swing Kingdom

Shipping is free within the continental United States unless noted on the product page. 

Oversize and Heavy Items:

Oversize and freight shipping surcharges may apply to some items due to their size and weight regardless. The surcharge will be noted on the product page.

Freight shipped items are typically shipped within 5-7 business days but may take longer.  The freight company will call you to schedule your delivery.

The oversized item will be delivered to your driveway only. If receiving a large item, please have at least 2 people to unload item from the freight truck.

Freight trucks can only travel as far as the driver deems it safe (i.e. driving a 14-wheeler up a narrow twisted driveway)

For more details on shipping, visit our shipping page or, as always, feel free to give us a call at 888-474-2326—we're here to help!

Whitney Brothers® 340 Piece Wooden Building Block Set - WB0371 Reviews


Description

Inspire creativity and learning with the Whitney Brothers® 340 Piece Wooden Building Block Set—a premium hardwood block collection designed for preschools, daycares, and early learning centers. Featuring 29 different shapes and 340 total blocks with smooth natural finishes and rounded edges, this GREENGUARD Gold certified set provides endless opportunities for construction play, spatial learning, and collaborative building.

340 Piece Wooden Building Block Set Features

This comprehensive wooden building block set includes 340 hardwood blocks in 29 different shapes, providing exceptional variety for creative construction. Each block features a smooth natural finish that showcases the beauty of real wood, with rounded edges for safe play. The blocks are precision-crafted with very slight variations in size, ensuring stable stacking and building while maintaining the authentic feel of natural wood.

Benefits of the 340 Piece Building Block Set

  • Enhances creativity and imagination: 29 different shapes inspire endless building possibilities
  • Develops problem-solving skills: Construction play builds critical thinking and spatial reasoning
  • Promotes spatial awareness: Stacking and balancing blocks develops geometric understanding
  • Encourages cooperative play: Large set supports multiple children building together
  • Builds fine motor skills: Grasping, stacking, and placing blocks strengthens hand coordination
  • Supports cognitive development: Sorting, counting, and pattern-making enhance learning

Whitney Brothers 340 Piece Block Set Specifications

  • Total Blocks: 340 pieces
  • Shapes: 29 different block shapes
  • Material: Premium hardwood with natural finish
  • Safety: Rounded edges for safe classroom use
  • Certification: GREENGUARD Gold certified for low VOC emissions
  • Warranty: Lifetime warranty
  • Dimensions: 23"W x 15"D x 28"H (as packaged)
  • Weight: 184 lbs
  • Assembly: Ships fully assembled

Note: Blocks cart not included. Available separately for organized storage.

Why Choose This 340 Piece Wooden Block Set?

Whitney Brothers® is trusted by educators for creating durable, safe, and sustainable classroom furniture. This 340 piece wooden building block set is GREENGUARD Gold certified, meaning it has been rigorously tested for low emissions of volatile organic compounds (VOCs) and other harmful chemicals—ensuring safe indoor air quality for children's learning environments. Made in America with responsible forestry practices and backed by a lifetime warranty, this block set is an investment in quality that will serve your classroom for years to come.

Perfect for preschools, daycares, kindergartens, and early learning centers. Order your Whitney Brothers 340 Piece Wooden Building Block Set today!

Why Buy From Us

Why Buy From Us

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at Extreme Kids World.

  • Free Shipping in the continental US unless noted. 
  • 30 Day Easy Returns. 
  • Great Service. We pride ourselves on the best service, anywhere.
  • Your Satisfaction Guaranteed. We handpick our products for quality, we know you'll love them. But if there is something wrong when you receive your product, we'll fix it.

Authorized Retailers for 

ActivPlay 

Skywalker Trampolines

Everblock

Enabling Devices

Fabrication Enterprises

Whitney Brothers

Sports Play Inc

United Fiber Optic Lighting

Wesco NA

2MamaBees

Bijou Build

BenchK

GermBlock

Gorilla Playset

Kidwise

Playstar Wooden Outdoor Playsets

The SwingSet Co

Goodevas

Playmor

Experia

Kidodido

Swing Kingdom

General Shipping Info

Shipping is free within the continental United States unless noted on the product page. 

Oversize and Heavy Items:

Oversize and freight shipping surcharges may apply to some items due to their size and weight regardless. The surcharge will be noted on the product page.

Freight shipped items are typically shipped within 5-7 business days but may take longer.  The freight company will call you to schedule your delivery.

The oversized item will be delivered to your driveway only. If receiving a large item, please have at least 2 people to unload item from the freight truck.

Freight trucks can only travel as far as the driver deems it safe (i.e. driving a 14-wheeler up a narrow twisted driveway)

For more details on shipping, visit our shipping page or, as always, feel free to give us a call at 888-474-2326—we're here to help!