Antigravity Advocate Mugs

"Sigurd advocates civil disobedience relating to the 'law of gravity'."

Apples for sale

Due to his low center of gravity, Jake is the greatesr broncbuster ever!

Intelligent people laugh too!

Newton discovers gravity and apple sauce in the same day.

'I'm just not sure how much more I can teach you.'

Head over Hooves

'You forgot to pay the gravity bill, didn't you?'

'Gravity...Go figure!'

"What's your project for the science fair, Arnold?"

Emergency exit into Space

"Bonk!"

"What if Newton came up with a different idea from a fallen apple."

"How long were you in that headstand?"

"I got an 'A' for my anti-gravity science project!"

Newton's Cradle Solar System

Astronaut runs on spinning asteroid to reach space shuttle's tether.

"I've thought about retiring, but there's a great deal of gravity under this chair."

His and Hers Gravity Bars.

A Newton's cradle wrecking ball.

Maitre d' to astronaut couple entering restaurant: 'Gravity or no-gravity?'

kid skateboards off airplane wingtip

'There goes another one. Galileo, don't you have any idea what makes them do that?'

"Bear in mind there are three laws in this gym we cannot ignore: health, safety and gravity."

Newton's vacation

Newton discovers anti-gravity,

The Soundness of Newton's Laws

"Galileo soon modified his gravity experiments" "Ready to catch it?"

'Now I don't know what it's like in New York, but this is Kansas city, and we follow the laws of physics out here.'

Man read's Newton's 'Philosophiae Naturalis Principa Mathematica' and says: 'Blimey Isaac, this is, er, pretty heavy stuff.'