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In the summer months, a common problem people suffer from is dehydration – not enough water in their body. Waiting until you feel thirsty is not a good indicator that it’s time to drink water. In fact...

Isabella went to the local ice cream shop with her three children, Marcos, Nina and Perry. Isabella and the kids each ordered a sundae with two scoops of ice cream and various toppings. A sundae with...

For Father’s Day, Martin’s family is having a barbecue. Martin is making the lemonade. If the directions call for 2 tablespoons of mix per quart of water, how many tablespoons of mix are needed to...

Ms. Cross leads The National Math Club at the middle school where she teaches. At the first club meeting of the school year, 60% of the students in attendance were 7th graders. If there was one fewer...

The Washington Monument in Washington, D.C. is an obelisk. An obelisk is a tall monument with four gently sloping sides and a pyramid shape on top. The obelisk structure first appeared in Ancient...

The Times Square Ball Drop in New York is an iconic event that takes place during New Years. The ball begins its “drop” at 11:59 p.m. ET on December 31 and ends its descent at 12 a.m. ET on January 1...

Civil engineers design and build all sorts of infrastructure projects, such as bridges, buildings, roads and railways. Civil engineers must be precise and technical, creative and flexible to ensure...

The holidays are here, and it’s not uncommon for offices and classrooms to do a gift exchange. These often work as follows: the names of all participants are put into a hat, and everyone draws a name...

The weekend has just begun, and Derek wants to build a snowman either on Saturday or Sunday, but he can only build a snowman if it snows. There is a 1/2 probability that it snows on Saturday, and a 1...

Troy, Elliott and Shaun are three contestants on a game show. In one of the rounds of the game show, the 3 contestants have a chance to spin a wheel up to two times in a row to try to get the highest...