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Decomposition and Composition of Ten-grid Teaching Aware Numbers Addition and Subtraction Operations Within 20 Pupils Gather Ten Methods to Break Ten Methods

Score Problem Demonstrator Magnetic Score Pieces Round EVA Sponge Disc Understanding Teaching Aid for Primary School Mathematics Score

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Wire Experiment Physics Laboratory Student Wire Connection U-fork Alligator Clip Banana Head Hollow Plug

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Clock model kindergarten children learn to know time teaching aids for grade one and two primary school students to use clock face dial

Nail board 16cm double-sided understanding geometric figure nail board teaching aids for primary school students first and second grade figure nail board

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Plastic Ball 2cm counting Ball 20mm hollow color 88 orbital ball elementary school mathematics probability problem ball

Magnetic Area and Perimeter Learning suit 1cm Square Magnetic Polygon Area Derivation Demonstrator Teaching Aware

Clock Model 10cm Three-needle Linkage Clock Face Primary School Mathematics Grade One and Two Understanding Time Student Clock Teaching Aware

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Handheld Convex Lens Concave Lens Magnifier Optical Bearer Accessories Convex Lens Imaging Law Experimental Equipment

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Color Light Transmitter Color Filter Color Cognitive Synthesizer Three Primary Color Color Card Color Overlay Shot Teaching Aids

The understanding of the number within ten thousand 122 pieces of fourth-order decimal teaching aids primary school second grade mathematics large number carry model.

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Bulb 1 screw small ball small lamp holder 2.5V 3.8V 1.5V 6v physical and electrical experiment small bulb

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Primary School Science Magnet Set second grade science experiment teaching aid magnetic force set teaching magnet compass learning tool

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3.3cm Six-sided Magnetic Cube 3.3cm Magnetic Cube Small Magnetic Building Blocks Stitching to Build Geometric Teaching Aids

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