1) Which object is heavier? a) tree b) leaf 2) Which object is heavier?  a) beach ball b) bowling ball 3) Which object is heavier?  a) bucket of water b) cup of water 4) Which object is heavier?  a) safety pin b) magnet 5) Which object is lighter?  a) book b) butterfly 6) Which object is lighter?  a) tractor b) balloon 7) Which object is lighter?  a) plane b) kite 8) Which object is lighter?  a) fish skeleton b) shark 

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

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