Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Perfect for sharing during group activities
and surprises
These percentage tiles make abstract maths concepts click
and 1 sturdy two-sided base
Spintronics Power Pack Fat Brain Toys Perfect for sharing during groupSpintronics Power Pack Designed to enhance your Spintronics system with more power and advanced puzzle challenges Includes a second 6 V spintronic battery to expand circuit complexity Comes with two low value resistors: 100 and 50 , for more precise resistance control Contains a Power Pack puzzle book with 11 brand new, progressively challenging puzzles Requires Act One to function; to complete all puzzles, both Act One and Act Two are needed Offers
US$ 33.00
US$ 140.00
US$ 89.00
US$ 130.00
Pay in 4 interest-free payments of $9.99 Learn more