Brake fluid mixed with Clorox makes smoke, and lots of it. A six year old can start a fire with a flint rock even though a 36 year old man says they can only do it in the movies. If you use a waterbed as home plate while wearing baseball shoes it does not leak - it explodes. A king size waterbed holds enough water to fill a 2000 sq. Legos will pass through the digestive tract of a four year old.
Super glue is forever.
McGyver can teach us many things we don't want to know. No matter how much Jell-O you put in a swimming pool you still can't walk on water. Pool filters do not like Jell-O. 13. Always look in the oven before you turn it on. The fire department has at least a 5 minute response time.