Building Kits

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Mini building blocks construction set inside pod shaped container. Styles/colors vary. Sold individually. Ages 3 and up 

Observe, admire, and create with the open-ended Plus-Plus Inspired® series. With Plus-Plus Inspired, the only instruction is to exercise your imagi...

Grow Creativity with Plus-Plus Plant Packets! These easy plant-inspired builds let you grow your creativity this spring. Each pack features a simpl...

Grow Creativity with Plus-Plus Plant Packets! These easy plant-inspired builds let you grow your creativity this spring. Each pack features a simpl...

Explore the world of real building with Steel Works, the classic steel construction set. Be inspired, challenged and amazed as you explore your cre...

This kit provides hours of fun and educational play for kids 8 and up. The colorful transparent building blocks allow lights to pass through them, ...

Grow Creativity with Plus-Plus Plant Packets! These easy plant-inspired builds let you grow your creativity this spring. Each pack features a simpl...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Build a windmill with moving parts or a giraffe on safari! Full of multi-colored pieces including connector rods and circles, this engaging kit let...

Whether for young kids, tweens or 'kidults', everyone will love using their imaginations with Plus-Plus Tube mixes. Just one simple shape will give...

Plus-Plus is one shape with endless possibilities!The 70 piece Bunny tube is a great way to get started with Plus-Plus. Kids will learn to create i...

With 18 pieces in 6 unique Clixo shapes and a quick start guide, this mini pack is the perfect size to stack and pack for play, building, or wearin...

Plus-Plus is one shape with endless possibilities!Kids will learn to create in 2D or 3D, encouraging open-ended, creative play. It's a perfect STEM...

There's movement and surprises at every stage of this fun robot-themed domino set. Set the dominoes in motion and watch the Domino Effect as they r...

No glue or connectors required ... simply stack wood planks to create buildings, monuments and geometric forms. Its the ideal activity to help kids...

Grow Creativity with Plus-Plus Plant Packets! These easy plant-inspired builds let you grow your creativity this spring. Each pack features a simpl...

This collection of 46 silicone arches, sticks, and Xs connect via ball-and-socket ends to build an endless variety of artful structures. Create swi...

Get ready to go bananas with our 70-piece Gorilla Tube! With his mighty strength and playful spirit, this gorilla is the ultimate jungle companion....

The Spinners expansion offers ultimate versatility! Use the wheels individually to let your marbles go for a spin, or combine them for some surpris...

Inspired by creating sustainable, useful goods, this thoughtfully designed open-ended play pack encourages creativity while also being a desk-worth...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Use the Rapid-Fire Launcher to send up to five marbles onto your track in rapid succession at the push of a button! When they reach the end of the ...

After much demand Plus-Plus now have even more ways for you to set play free! Expand your creative possibilities with the Plus-Plus Accessory Pack....

After much demand Plus-Plus now have even more ways for you to set play free! Expand your creative possibilities with the Plus-Plus Accessory Pack....

Want to give your marbles an extra kick up an incline? Or block the track so that the next marble must take a completely different path? With the S...

Build your way across the country with the Puzzle By Number® Map of the United States! Follow the enclosed pattern by placing each color on its mat...

Fascinating, wooden creepy crawly kits and interesting insect information. Assorted designs to collect and construct – Praying Mantis, Dragonfly, H...