Use the wood to think, design, create, and build. A fun way to encourage development of your child's analytical ability, design capability, creative talents, pride in accomplishment, and individual thinking. Just wood- no plans included. This package contains .5 board foot (72 cubic inches) of random sizes and shapes. WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov. Made in USA.