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121
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122
Helping your child learn mathematics with activities for children in preshool through grade 5.
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123
Teacher's guide to the ELSA text2teach program basic education curriculum mathematics.
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124
Ways to think about mathematics activities and investigations for grade 6-12 teachers
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125
Children's errors in mathematics understanding common misconceptions in primary schools
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126
Ways to think about mathematics activities and investigations for grade 6-12 teachers
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127
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128
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Guiding children's learning of mathematics Leonard M. Kennedy, Steve Tipps, Art Johnson.
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