00696nam a22002057a 450000500170000000800410001702000230005804000140008104100060009508200150010110000250011624500840014126000580022530000420028349000530032550400460037852100080042465000230043270000350045520241106112235.0241106b        sa ||||| |||| 00| 0 eng d  a9780761360957qhbk  aRDAc3228  2E  aJ 530 BOOT  a Boothroyd, Jennifer  aHow big? how heavy? how dense?: a look at mattercwritten by Jennifer Boothroyd  aMinneapolis, USA bLerner publishing group, incc2011  a32 pagesbcolour illustrationsc27 cm  aLightning bolt books. Exploring physical science  aincludes glossary, bibliography and index  aJ E  aMatter, Properties  a Boothroyd, Jennifer, , 1972-