Caeser Cipher

The Caesar Cipher has a long history of usage, dating back to Julius Ceasar (100BC-44 BC). The cipher works by substituting for each letter the letter that is n letters further along the alphabet, where n is the key.

2025-10-10T15:28:48+01:00|Categories: Primary|

Tetrominoes

A polyomino is a plane geometric figure formed by joining one or more equal squares edge to edge. Polyominoes have connections with various themes in geometry, symmetry, tiling, perimeter, and area.

2025-10-10T15:28:58+01:00|Categories: Primary, Resources|

Pirate Game

Pirate Game This activity is not suitable for mobile phones. We recommend using a computer and full screen mode for a better experience. This is a long activity that mixes literacy and maths with storytelling and puzzles to solve. We recommend teachers to use it as a team activity and project it on a [...]

2025-10-03T15:54:35+01:00|Categories: Age 08-12, Gaeilge, Primary|

D24 – Origami Hat

Christmas Hat Origami Back to Advent Calendar Christmas Hat Origami Back to Resources Start with square paper and follow the instructions. Use a paper coloured on one side, or use a plain white one and colour it later. Use a large square to [...]

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