🪷 A water lily on a pond DOUBLES in size every day. On day 30 it covers the whole pond.

On which day did it cover half the pond?

🕒 A clock shows exactly 3 o’clock.

What is the smaller angle (in degrees) between the hour and minute hands?

🧦 A drawer has 10 blue socks and 10 black socks. It is pitch dark.

How many socks must you grab to be SURE you have a matching pair?

🐌 A snail sits at the bottom of a 10 m well. Each day it climbs up 3 m; each night it slides back down 2 m.

On which day does it reach the top?

🧩 Complete the pattern: 1, 4, 9, 16, 25, ...

🌀 The Fibonacci pattern: 1, 1, 2, 3, 5, 8, ...

What is the next number?

🚀 Space algebra — crack the code:
$$🚀 + 🚀 + 🚀 = 30$$$$🚀 + 🛸 + 🛸 = 16$$$$🛸 × 🌟 - 🚀 = 2$$$$🌟 + 🛸 × 🚀 = ?$$

📒 A book and a pen cost 110 dollars together.

The book costs 100 dollars MORE than the pen.

How many dollars is the pen? (Careful… 🪤)

🧱 A brick weighs 1 kg plus half a brick.

How many kg does the brick weigh?

🗼 An infinite tower of powers:
$$x^{x^{x^{\cdots}}} = 2$$

What is $x^2$?

🧩 Complete the pattern: 2, 6, 12, 20, 30, ...