Physics CoreApr 1PuzzlesBat and Ball Problem. Thinking fast and slowPROBLEM. A bat and a ball cost $1.10 together. The bat costs $1 more than the ball. How much does the ball cost? SOLUTION. The puzzle...
Physics CoreMar 24Puzzles3 students and 8 beer bottlesPuzzle Three students, Peter, James, and Emma, passed their math exam and celebrated at the bar. Peter had a student discount. So he...
Physics CoreDec 13, 2022PuzzlesGlass of milk and bucket of waterPUZZLE. We have a glass of milk and a bucket of water. We take a spoonful of milk out of the glass and transfer it to the bucket. Then we...