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Baratta-Lorton, Mary.

Workjobs II : number activities for early childhood / Mary Baratta-Lorton. - 1a ed. - Menlo Park, Calif. : Addison-Wesley Pub. Co., c1979. - 153 p. : il. ; 28 cm. - Addison-Wesley innovative series .

ISBN: 0201043025

Subjects--Topical Terms:
Escuela activa--Manuales, etc.
Educación primaria.
Matemáticas--Estudio y enseñanza.
Activity programs in education--Handbooks, manuals, etc.
Education, Primary.

LC Class. No.: QA135.5 / B37 1978

Dewey Class. No.: 372.1/3