Can you fill the thermometers with mercury, such that the numbers outside the grid indicate how many cells in each row and column contain mercury.
Mercury always starts filling from the bottom of a thermometer and not every thermometer has to contain mercury.
[Ref: ZZKV] © Johan de Ruiter Visit www.puzzlepicnic.com for more Thermometer Puzzles.
Hint: Tops of thermometers can't be filled unless the bottoms are.
A. The year 2013 uses four different digits. When did this last happen?
B. The digits in 2013 form a sequence (0, 1, 2, 3). When did this last happen (not necessarily the same digits)?
C. The digits in 2013 form a sequence (0, 1, 2, 3). When will this next happen (not necessarily the same digits)?
[Ref: ZWNJ] © Kevin Stone
Hint: A. goes back a few years. B. goes back hundreds of years.
The legendary BrainBashers calendar has had a small problem.
Here is a listing showing the number of days in each month:
Using the same rules, how many days are in September?
[Ref: ZJSA] © Kevin Stone
Hint: The first digit represents something, the second digit represents something else.
The first digit is how many letters there are in the word, the second digit is how many vowels there are.
What is represented by this BrainBat?
Using the BrainTracker grid below, how many words can you find? Each word must contain the central
C and no letter can be used twice, however, the letters do not have to be connected. Proper nouns are not allowed, however, plurals are. There is at least one nine letter word. Excellent: 48 words. Good: 35 words. Average: 28 words.
[Ref: ZPEC] © Kevin Stone
Hint: Every word must contain the central letter.
Common words: ace, aces, acre, acres, arc, arcs, car, care, carer, carers, cares, cars, case, caw, caws, coarse, coarser, coca, core, corer, corers, cores, cosec, cow, cower, cowers, cows, crew, crews, crow, crows, escrow, race, racer, racers, races, roc, rocs, sac, scar, scarce, scarcer, scare, SCARECROW, score, screw, sec, soccer.
All words: ace, aces, acre, acres, arc, arco, arcs, car, care, carer, carers, cares, carr, carrs, cars, carse, case, caw, caws, ceca, cero, ceros, coarse, coarser, coca, cocas, cor, core, corer, corers, cores, corsac, corse, cos, cosec, cow, cower, cowers, cows, craw, craws, crew, crews, croc, crocs, crore, crores, crow, crower, crowers, crows, escar, escrow, oca, ocas, ocrea, orc, orca, orcas, orcs, race, racer, racers, races, rec, recs, roc, rocs, sac, scar, scarce, scarcer, scare, SCARECROW, scarer, score, scorer, scow, screw, sec, secco, serac, soccer, sowcar.