How much does this cost to the nearest dollar?

Valence Plus - Use Real Chemistry to Break Down Your Opponents' Molecules!
What’s Your Valence Number? Check out your hand; find a set of Valence numbers that add up to 0; coordinate the color of each element; create a molecule! In Valence Plus, it’s that simple and players learn quite a bit of chemistry while having fun playing a board game! The brainchild of two PhD’s in chemical engineering along with a New York Times best-selling cartoonist on a mission to stimulate scientific curiosity, Valence Plus packs a powerful understanding of chemistry into an addictively good-natured game that hits the spot for kids of all ages. Get Their Attention and Keep it Valence Plus doesn’t just teach chemistry - independent studies show players learn chemistry and retain the knowledge

Price is $45.00
Price: $45