CrunchLabs by Mark Rober, Slime Prank Lab - Prank Toys & Slime Toys

Slime Prank Lab fun. Mix and experiment with slime to change its texture, stretchiness, and viscosity. Create the perfect prank slime every time.
Build your own Snot Pump. For some stealthy "booger drip" action, dangle it over your unsuspecting victim's head​. Suck it back up before they notice!​
Get Loud & Proud. The Slime Prank Lab comes with a Fart Speaker​. Place fart slime into Fart Speaker​. Push down to make loud, dry, and wet fart sounds​.
QR code video access in every kit. Scan the QR code on the toy to watch Mark Rober guide you through each challenge with exclusive How‑To‑Play videos explaining the science, engineering, and WOW behind every experiment.
3 epic CrunchLabs toys to collect. Each one delivers Epic Challenges. Iconic Experiments. Mind-Blowing Results. Egg Drop Challenge, Turbo Trick Planes, and Slime Prank Lab!