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10 Math Games in 10 Minutes or Less

  Math games bring out kids’ natural love of numbers. As students transition into the new school year, help them sharpen their number skills with some of these fun and effective games. 5 Minutes 1. Simon Says, “Geometry!” Ramp up this traditional game by having kids illustrate the following geometric terms using only their arms: parallel and perpendicular lines; acute, right, and obtuse angles; and 0-, 90-, and 180-degree angles. Challenge: Increase the pace of the commands and see if your students can keep up! 2. Round the Block Have students stand in a square. Give one of them a ball and a math challenge that requires a list of responses, such as counting by twos or naming shapes that have right angles. Before the student answers, he passes the ball to the person next to him. Children pass the ball around the square as quickly as they can, and the student must give the answer before the ball comes back to him. Challenge: When the correct answer is given, the child who has the bal...
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How to Ace Competitive Entrance Exams

As students, you certainly know what to study and when to study. Aren’t these lessons imparted in every school? But do teachers and school authorities teach you how to study? It is surprising that during our entire school time, we are never taught how to ‘learn’ effectively. Every day, new research is being conducted on education, teaching skills and learning methods, which we can use to learn scientific ways for note taking, textbook reading, memorizing and effective reviewing, which will come in handy for cracking competitive entrance exams. 1. Get into the right mood with the help of Russian physiologist Ivan Pavlov’s experiment The classical conditioning experiment by Pavlov made dogs salivate as soon as they heard the bell ring – in anticipation of food. The logic is—if you study the same subject at the same time and the same place, your brain makes the association and gets trained accordingly. Over a period of time, you just need to follow the clock, and you will automatically g...
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Short Tricks on Number System

Number system is an important topic for upcoming SSC & Railways Exams. Here, we are going to help you with Basic Concepts & Short Tricks on Number System in Quant Section. We will be providing you with details of the topic to make the Quant Section and calculation easier for you all to understand. We hope you all will like the post. Important Formulas of Number System Formulas of Number Series 1 + 2 + 3 + 4 + 5 + … + n = n(n + 1)/2 (12 + 22 + 32 + ..... + n2) = n ( n + 1 ) (2n + 1) / 6 (13 + 23 + 33 + ..... + n3) = (n(n + 1)/ 2)2 Sum of first n odd numbers = n2 Sum of first n even numbers = n (n + 1)Mathematical Formulas (a + b)(a - b) = (a2 - b2) (a + b)2 = (a2 + b2 + 2ab) (a - b)2 = (a2 + b2 - 2ab) (a + b + c)2 = a2 + b2 + c2 + 2(ab + bc + ca) (a3 + b3) = (a + b)(a2 - ab + b2) (a3 - b3) = (a - b)(a2 + ab + b2) (a3 + b3 + c3 - 3abc) = (a + b + c)(a2 + b2 + c2 - ab - bc - ac) When a + b + c = 0, then a3 + b3 + c3 = 3abc (a + b)n = an + (nC1)an-1b + (nC2)an-2b2 + … + (nCn-1)abn...
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