Petra Play Build Guides
Select your building system below, or search for a specific project.
Choose your building system
Three systems. Endless creations. Pick one to get started.
24 GUIDES
Cardboard Construction
Castles, forts, and creative structures from our classic cardboard kits.
View Guides [PDF File]
18 GUIDES
Mega Tube Builder
Tunnels, towers, and giant builds using our Mega Tube system.
12 GUIDES
Modular Ride-On
Cars, trains, and ride-on creations kids can actually drive.