L L L e e e s s s c c c a a a h h h i i i e e e r r r s s s L L L e e e i i i b b b n n n i i i z z z Developing Interactive Learning Environments that can be used by all the classes having access to computers. The case of Aplusix for algebra Jean-François Nicaud, Denis Bouhineau, Hamid Chaachoua, Jana Trgalova Laboratoire Leibniz-IMAG, 46 av. Félix Viallet, 38000 GRENOBLE, France - n° 148 ISSN : 1298-020X Mar. 2006 Site internet : http://www-leibniz.imag.fr