Matches in two decks of shuffled cards: My hands should be sore!

When reading the library book by Adam Spencer below, a question was asked #52- can you guess why? My hands should be sore from shuffling two decks of cards 2,000,000 times, each time going through the two decks turning over one card from each deck to see how many times there was a match (same…

Ode to faulty maths exam maker(s)

Ode to faulty maths exam maker(s) Oh please God(s) show me mercy Resolve test controversy Don’t fault my suggestion Result is in question

Any Math whizz may like to try this!

This year the New Zealand NCEA Level 1 Maths exam (usually sat in Year 11) was claimed to be too tough. Two questions appeared in the new Zealand Herald today. Can you answer the question below (with kite GBDE)? Today or tomorrow I will put a solution at the bottom of this page. Also see:…

The Grinch ponders poetry

The Grinch ponders poetry with his Grinch-feet ice cold in the snow, stood puzzling and puzzling. How could it be so?

Finding Myrtle

Finding Myrtle Though slow Myrtle turtle is tame So camouflaged well in this frame Cloaked in lily pads green She can hardly be seen

My Competitions (Index)

This page lists my current competitions and also what type of puzzles each competition mainly focuses on. No competitions are “dumbed down” as someone has claimed. They are simply of different types. Enjoy 🙂 Competitions: #1. Arithmetical #2. Logical #3. Lateral thinking (thinking outside the square) #4. Lateral thinking #5. Magic squares #6. Counters and coins #7. Feedback…