KidsSci Math Activities

Math Tricks

• Guess how many – Students learn basic statistics by guessing how many items are in a jar.
• Fibonacci Numbers – Students learn about Fibonacci numbers and a fibonacci math trick.
• Blaise Pascal’s Triangle
• The Game of Sprouts
• Connect 9 Dots with 4 Lines – This brain puzzler will help students think outside the box.
• Magic Squares
• Pythagorean Pleasantry

Multiplication Tricks

• Magic Multiplication
• Crazy Multiplication
• The Magic Number – This is another number trick that will also trick students into learning basic algebra.
• Lightning Addition
• Squaring 2 Digit Numbers Ending in 5
• 34 Square
• The Number & The Age
• Multiplication by 11 – Students learn how to multiply by 11 in their heads.
• 4 Equilateral Triangles with 6 Sticks – This is another brain puzzler to get kids thinking outside the box.
• Think of a Number Less Than 10…
• How to Tell a Person’s Age
• Numbers – Sum of Digits = Divisible by 9
• Predict the Throw of 3 Dice
• How to Find What Day Something Happened
• The Card Game of 50 – This is a KidsSci card game similar to War that uses math.
• Multiplying by 9’s
• Multiplying Alternating Numbers
• Multiplying Numbers Ending in 1
• Multiplying by 15, 150, 1500 & beyond
• Muliplication by Excesses
• Quick Division Rules
• Tower of Hanoi puzzle – Kids learn the solution to solving the Tower of Hanoi puzzle and learn some math.
• Of Numbers Thought Upon
• How to Measure Height or Distance
• Pick a Card / The Three Pile Problem
  How to sum numbers to 1,000
  How to make a square out of a 15″x3″ board
  Two Jars Riddle
  Diophantus Age Riddle
  Basic Trigonometry
  Geometric Puzzles
  Make a Homemade Theodolite
  Multiplication on One Line
  Square Any Number of Nines
  Adding Large Columns of Numbers
  Multiplying Numbers with Fractions
  Multiplying by 25 or 12-1/2 or 125
  Primary Numbers Spreadsheet
  Dudeney’s Dissection / Triangle to a Square
  Tangrams
  The Game of PIG
  Put & Take Probability Dice Game
  The Game of Senet
  Penrose Tiles
  SOMA Cubes
  The Diabolical Cube
  The Game of Nim
  1729 or 2357
  99 Trick
  1979 Trick
  Dividing by 7, 11 & 13 Trick
  Multiply by 10 & Subtract Multiple of 9
  Magic Table
  Calendar Trick
  Addition Table Trick
  Mathematical Black Hole
  Steinmeyer Nine-Card Trick
  Howard Adams Mated Cards Trick
  Tafl games (Hnefatafl, Tablut, etc.)
  Fox & Geese games