Number+knowledge


 * [[image:room13ops:abacus.png width="174" height="123" link="http://illuminations.nctm.org/ActivityDetail.aspx?ID=8"]] || [[image:room13ops:splat.png width="203" height="111" link="http://resources.oswego.org/games/SplatSquares/splatsq100.html"]] || [[image:switched-onto-learning:Place_The_Penguins.png width="203" height="119" link="http://www.bbc.co.uk/schools/starship/maths/placethepenguin.shtml"]] || [[image:switched-onto-learning:Tens_And_Ones.png width="201" height="127" link="http://www.learningbox.com/Base10/BaseTen.html"]] ||
 * Electronic Abacus || Numberknowledge || Place Value || Ten & ones place value ||
 * [[image:switched-onto-learning:Comparing_Numbers.png width="195" height="113" link="http://www.toonuniversity.com/flash.asp?err=509&engine=9"]] || [[image:switched-onto-learning:abacus.png width="218" height="125" link="http://www.ictgames.com/abacusInteger.html"]] || [[image:switched-onto-learning:Shark_Numbers_2.png width="202" height="126" link="http://www.ictgames.com/sharknumbers.html"]] || [[image:switched-onto-learning:Place_Value.png align="center" link="http://www.sheppardsoftware.com/mathgames/placevalue/MatchingPV.htm"]] ||
 * Caomparing numbers < = > || Abacus practise || Shark pool place value || Underline the place value ||
 * [[image:room13ops:base_blocks.png width="191" height="104" link="http://nlvm.usu.edu/en/nav/frames_asid_152_g_2_t_1.html?from=category_g_2_t_1.html"]] ||  ||   ||   ||
 * Base block_place value ||  ||   ||   ||