Books and Authors
Mental math
Presidents
Math formulas
Major world Capital cities
100

The author of the Harry Potter series.

Who was J.K Rowling?

100

 The answer for the equation, 10+20+30-10 divided by 5 times 10, times 100, - 87.

What is 13?

100

The first president of the USA.

Who was George Washington?

100

 The formula for an equation is base times Height divided by 2.

What is the area of a right triangle?

100
The city Washington DC is the Capital of what country?

What is the USA?

200

The author of the Percy Jackson series.

Who is Rick Riordan?

200

The answer for the equation, 10+10+10-7-7+5, divided by 3,+11.

What is 18?

200

The latest president as of September 2026.

Who was Donald Trump?

200

 The formula for an equation Pi times radius, squared.

What is the area of a circle?

200

The capital of a specific country is Moscow.

What is Russia?

300

The author of The Crowns of Croswald.

Who was D.E Night.

300

The answer for the equation, 150-100, divided by 2, times 4, divided square rooted, minus 6.

What is 4

300

The president during the civil war of the USA.

Who was Abraham Lincoln?

300

The formula for an equation A=4pi times radius squared.

What is the formula for the area of a sphere?

300

The richest city in southern Asia.

What is Mumbai?

400

The author of the Count of Mount Cristo.

Who was Alexandre Dumas?

400

The answer for the equation, 11 squared, times 2, divided by 11, squared, divided by 4, square rooted, -1, squared, times 10, squared.

What is 1,000,000, aka 1 million?

400

The first president during the Great depression.

Who was Herbert Hoover?

400

The formula for an equation the square root of 3, divided by 4, times a squared.

What is the area for an equilateral triangle?

400

The major city Riyadh is the capital a specific country.

What is Saudi Arabia?

500

The author of Divergent.

  Who was Veronica Ross?

500

 The answer for the equation, 10+10, squared, divided by 4 squared, squared, cubed, cube rooted, divided by 5, cube rooted,+ 8, squared,-0! times 2.

What is 167.

500

The 27th president of the USA.

Who was William Howard Taft?

500

The formula for an equation b+- the square root of b squared - 4ac divided by 2a.

What is the quadratic formula?

500

The Al-Masala obelisk is located in what major world city?

What is Cairo?