20 beginner number-target puzzles with a timer-enabled PowerPoint, macro-free PPTX and printable PDF. A confidence-building introduction to the series. Number Target Challenge Level 1 provides an ...
20 strategic beginner puzzles with more demanding targets and multi-step routes. Supplied as a timer PowerPoint, standard PPTX and printable PDF. Level 4 develops pupils’ ability to plan a complete ...
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