https://childrenshouse.co.za/shop/addition-working-chart-problem-slips/ Childrens House stocks the widest range of Montessori & Curriculum Support Materials, incl. Toddler, Practical Life, Sensorial, Maths. Mon, 09 Feb 2026 14:47:49 +0000 hourly 1 https://wordpress.org/?v=7.0 https://childrenshouse.co.za/shop/addition-working-chart-problem-slips/#comment-18188 Tue, 14 Feb 2023 18:16:03 +0000 https://childrenshouse.co.za/?post_type=product&p=97558#comment-18188 Very useful for maths exercises.

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