BEST SELLERS

In STEM Toys

Our most popular products, based on sales and updated frequently.
01
RTumbler Brand Rock Tumbler Replacement Drive Belt 3 Pack Compatible with Thumler's Tumbler A-R1, A-R2, A-R6, A-R12, Model B Brand Tumblers
RTumbler Brand Rock Tumbler Replacement Drive Belt 3 Pack Compatible with Thumler's Tumbler A-R1, A-R2, A-R6, A-R12, Model B Brand Tumblers
  • Color: Black
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: AR-3
  • Item #: 9SIB2C5FK45185
  • Return Policy: View Return Policy
$9.99
Free Shipping
02
Chicago Electric Harbor Freight Rock Tumbler Replacement Drive Belt 10 Pack
Chicago Electric Harbor Freight Rock Tumbler Replacement Drive Belt 10 Pack
  • Color: N/A
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: HF-10
  • Item #: 9SIB2C5FK45679
  • Return Policy: View Return Policy
$19.99
03
Primo Transparent Pocket Mat 6X6 for Cubetto Coding Robot | STEM Educational Classroom Activity Playmats 100x100cm
Primo Transparent Pocket Mat 6X6 for Cubetto Coding Robot | STEM Educational Classroom Activity Playmats 100x100cm
  • Part Number: 2763
  • Color: Clear
  • Type: Technology & Coding
  • Recommend Age: 3
  • Model #: 2763
  • Item #: 9SIBZ7YKEE6899
  • Return Policy: View Return Policy
$50.00
$15.00 Shipping
04
Rock Tumbler Grit for 15 Pound Tumbler with 1 Pound Plastic Buffering Pellets
Rock Tumbler Grit for 15 Pound Tumbler with 1 Pound Plastic Buffering Pellets
  • Color: N/A
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: Polish-15p
  • Item #: 9SIB2C5FK45659
  • Return Policy: View Return Policy
$26.99
06
RTumbler Brand Replacement Retainer Ring 3 Pack Compatible with Thumler's Tumblers R-3 for 3lb Tumbler Barrels
RTumbler Brand Replacement Retainer Ring 3 Pack Compatible with Thumler's Tumblers R-3 for 3lb Tumbler Barrels
  • Color: Black
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: R3
  • Item #: 9SIB2C5FK45540
  • Return Policy: View Return Policy
$10.25
Free Shipping
07
TTS Blue-Bot Programmable Floor Robot - See & Say Version - STEM Classroom Hands On Coding, Teaching & Learning Robotics
TTS Blue-Bot Programmable Floor Robot - See & Say Version - STEM Classroom Hands On Coding, Teaching & Learning Robotics
  • Part Number: 708-T10082
  • Color: Blue
  • Type: Technology & Coding
  • Edition: See & Say
  • Model #: 1233
  • Item #: 9SIBZT7KKR7396
  • Return Policy: View Return Policy
$127.90
Free Shipping
08
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with Harbor Freight Chicago Electric Rock Tumblers
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with Harbor Freight Chicago Electric Rock Tumblers
  • Color: Black
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: HF-5
  • Item #: 9SIB2C5FK45539
  • Return Policy: View Return Policy
$8.99
Free Shipping
09
Rock Tumbler Grit for 15 Pound Tumbler
Rock Tumbler Grit for 15 Pound Tumbler
  • Color: N/A
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: Polish-15
  • Item #: 9SIB2C5FK45641
  • Return Policy: View Return Policy
$23.49
10
RTumbler Brand Rock Tumbler Replacement Drive Belt 5 Pack Compatible with National Geographic and Dr. Cool Tumbler Brand tumblers
RTumbler Brand Rock Tumbler Replacement Drive Belt 5 Pack Compatible with National Geographic and Dr. Cool Tumbler Brand tumblers
  • Color: N/A
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: Natgeo5
  • Item #: 9SIB2C5FK45680
  • Return Policy: View Return Policy
$10.25
Free Shipping
11
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with Lortone 3A, 1.5, Tumblers
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with Lortone 3A, 1.5, Tumblers
  • Color: Black
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: Lor-3A
  • Item #: 9SIB2C5FK45580
  • Return Policy: View Return Policy
$7.25
Free Shipping
12
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with KT-6808 KT-2000 Tumblers
RTumbler Brand Replacement Drive Belt 5 Pack Compatible with KT-6808 KT-2000 Tumblers
  • Color: Black
  • Type: Science
  • Age: Adult
  • Gender: Unisex
  • Model #: KT-5
  • Item #: 9SIB2C5FK45558
  • Return Policy: View Return Policy
$12.49