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Treasure Hunt printable sheet
Printable grids
Can you find the hidden treasure?
The treasure has been hidden somewhere on this beach, where the grid lines intersect (cross).
Input coordinates to help find the treasure with the fewest guesses. The interactivity gives you the shortest distance you'd have to travel (along the grid lines) to reach the treasure.
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Investigate the different shaped bracelets you could make from 18 different spherical beads. How do they compare if you use 24 beads?
Let's say you can only use two different lengths - 2 units and 4 units. Using just these 2 lengths as the edges how many different cuboids can you make?
Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?