The listing, Marble Genius Marble Run Jungle Sounds Lights & Sounds Accessory Set + Free App has ended.
2 patent pending Lights & Sounds pieces
10 randomized jungle sounds play and 2 lights flash when activated by a marble.
3 LR44 1.5V button cell batteries included with each piece
Expand the fun of these pieces by combining them with our Wacky Sounds, Space Sounds, or Safari Sounds.
Compatible with Marbulous marble run toys, including our Marble Genius Marble Run Starter Set (60 pc.), Super Set (85 pc.), Extreme Set (125 pc.), Booster Set (20 pc.), & 9 Accessory Sets. Standard toy size marbles (5/8 inch or smaller) work with this set (15 glass marbles included).