Mastering Mathematics :  For 11-14 years / 
Mason, Linda and Fedor, Laszlo 
 - UK:  Hodder Education,  2022. 
 - viii, 368 p. :  ill. ;  27 cm. 
<br/><br/><label>ISBN: </label>9781398344457 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.