Take the learning on the go with this portable, interactive, math facts game Math Trekker drills addition and subtraction facts 1 to 12, plus mixed practice Self correcting games with positive reinforcement and the desire to beat your time motivate kids to keep practicing Built in carabineer attaches easily to a backpack Requires 3 replaceable Ag 13LR44 batteries (included)
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Item# : SPM10142042402
Model # : 8501