mathematical formulas
periodic table
US Presidents
Mental math
spelling
100

How to find the area of a square

s2

100

What is the first element of the periodic table?

Hydrogen

100

Who was the first president?

George Washington

100

210 +86-110

1000

100

Spell the word_____

resume

200

What is the formula to find the area of a trapezoid?

b1+b2/2xh

200

Who invented radium?

Marie Curie

200

Who was the first president to live in the white house?

John Adams

200

6.755+80.666-0.421

87

200

spell the word______

supercalifragilisticexpialidocious

300

What is the Pythagoras  theorem

a2+b2=c2

300

Which element in the periodic table is a liquid but  metal?

Mercury

300

Who was the president born on July 4th?

Calvin Coolidge

300

(1/3-0.33)x66-1+68-75-1/3

-8 1/3 

300

Spell the word_____

pompous

400

How to find the perimeter of a circle?

2pir or pixd

400

How many elements are there in the periodic table?

118

400

Who was the president to first receive the Nobel peace prize?

Theodore Roosevelt

400

67-98+75.678-870+2345

1,519.678

400

spell the word______

regime
500

How to find the area of the circle?

pr2

500

What two elements does salt have in it?

Sodium and Chlorine

500

Which president addressed it as   the White house for the first time?

Theodore Roosevelt

500

1678x324+9-100

543,581

500

Spell the word_______

hanker