Addison-Wesley mathematicsRobert E. Eicholz, Kirk Caldwell, Phares G. O'Daffer, Charles R. Fleenor · First published 1986Open the Tome
Mathematics in Our WorldRobert E. Eicholz, Phares G. Odaffer, Charles R. Fleenor · First published 1979 · Latest edition 1983Open the Tome
Mathematics in Our World. Book 5, Levels 23-28Robert E. Eicholz, Phares G. O'Daffer, Charles R. Fleenor · First published 1983Open the Tome
Teachers' edition to accompany Mathematics in our worldRobert E. Eicholz, Charles R. Fleenor, Phares G. O'Daffer · First published 1978Open the Tome
Investigating School MathematicsRobert E. Eicholz, Phares G. O'Daffer, Charles R. FleenorOpen the Tome
