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Build & Block
  • $17.99 $12.59
Stem Explorations: Swing Ride Building Set
  • $44.99 $40.49
KEVA Brain Builders
  • $15.95 $11.17
INVENTOR 12 MODELS INDUSTRIAL
  • $23.95 $16.77
Stem Explorations: Gears Building Set
  • $14.99 $13.49
Maker Kit Large
  • $99.99 $89.99
Stem Expolorations: Rollercoaster Building Set
  • $44.99 $31.49
Stem Explorations: Levers & Pulleys Building Set
  • $14.99 $13.49
3Doodler START MEGA
  • $109.99 $98.99
KEVA Brain Builders Junior
  • $15.95 $11.17
KEVA Catapult
  • $24.95 $17.47
KEVA Structures: 200 Plank Set
  • $49.95 $34.97
Levers and Linkages
  • $35.95 $25.17
Q-BA-MAZE 2.0: Starter Stunt Set
  • $49.95 $34.97
1-2-3 Build It™Car-Plane-Boat
  • $19.99 $13.99
100 Piece Essentials Value Set
  • $39.99 $35.99
Bionic Blast Roller Coaster Building Set With K'Nex: Ride It! App
  • $99.99 $89.99
Bridges Amazing Structures to Design, Build & Test
  • $14.25 $9.98
Buildings & Bridges
  • $35.95 $25.17
Gears! Gears! Gears!® 100-Piece Deluxe Building Set
  • $32.99 $23.09
K'Nex Intro To Simple Machines: Gears
  • $39.99 $35.99
KEVA Contraptions: 50 Piece Set
  • $19.95 $13.97
KEVA Maple: 400 Plank Set
  • $159.95 $111.97
KEVA Maze Bots
  • $39.95 $27.97