4M Logiblocs Secret Recorder E-Building Blocks System - STEM

Includes the essential blocks for creating spy gadgets like a door chime, surprise message box and ghost fridge. You can build seven kinds of innovation systems with your own recorded messages and over 10 project and applications. Requires three AAA batteries (not included). 5yr+

• Made in China

• Dimensions: 11.3″ x 7″ x 8.6″ (28.7 x 17.8 x 21.8 cm)