Abstract

Inventory valuation is an important area of accounting education because it enables students to determine the monetary value of stock held by a business and understand how inventory measurement affects cost of sales, gross profit, assets, and financial reporting. Stock valuation skills are essential for HND Accounting Education students because inaccurate inventory calculations may result in misstated financial statements and inappropriate business decisions. However, students in Nigerian polytechnics may experience difficulties developing adequate stock valuation skills when inventory valuation is taught mainly through theoretical explanations and routine calculations without sufficient opportunities to apply different valuation methods to realistic inventory records. Inventory Valuation Activities provide students with practical opportunities to examine inventory records, determine quantities and costs, apply appropriate valuation techniques, calculate closing stock, assess cost of sales, and compare the effects of alternative inventory valuation methods. Such activities may strengthen students' computational accuracy, analytical reasoning, interpretation of inventory information, and ability to apply inventory valuation principles. Against this background, this study investigates the impact of Inventory Valuation Activities on students' stock valuation skills among HND Accounting Education students in Nigerian polytechnics. The study will be anchored on Experiential Learning Theory, Constructivist Learning Theory, and Cognitive Learning Theory. Experiential Learning Theory emphasizes learning through concrete experience, reflection, conceptualization, and active experimentation. Constructivist Learning Theory emphasizes the active construction of knowledge through prior knowledge, interaction with accounting information, practical activities, and problem-solving experiences. Cognitive Learning Theory focuses on how learners process, organize, compare, calculate, interpret, and apply inventory information when determining stock values. Collectively, these theoretical perspectives provide a suitable framework for explaining how Inventory Valuation Activities may influence students' stock valuation skills. The study will adopt a quantitative quasi-experimental research design. The study population will comprise HND Accounting Education students enrolled in selected public polytechnics across Nigeria. A multistage sampling technique will be used to select geopolitical zones, states, polytechnics, departments, levels of study, classes, and eligible HND Accounting Education students. Inventory Valuation Activities will be assessed using indicators such as inventory-record analysis, stock-card preparation, inventory quantity determination, inventory cost identification, opening-stock analysis, purchases analysis, purchase returns, carriage inward, import-related inventory costs, closing-stock analysis, physical inventory counting, inventory reconciliation, cost accumulation, cost allocation, specific identification method, first-in-first-out method, weighted-average cost method, moving-average method, standard-cost applications where appropriate, inventory pricing exercises, inventory issue pricing, inventory receipt pricing, stock valuation at period end, lower-of-cost-and-net-realizable-value analysis, inventory impairment scenarios, obsolete-stock analysis, damaged-stock analysis, slow-moving-stock analysis, inventory write-down activities, inventory error detection, inventory adjustment exercises, cost-of-sales calculation, gross-profit calculation, inventory turnover analysis, stock reconciliation, perpetual inventory activities, periodic inventory activities, inventory control records, inventory valuation worksheets, inventory schedules, realistic inventory records, business case studies, simulated stock transactions, individual valuation exercises, group activities, lecturer demonstrations, guided practice, independent practice, spreadsheet-based inventory activities, accounting software exercises, error-identification activities, corrective feedback, repeated stock valuation exercises, reflection, and opportunities to apply inventory valuation principles to realistic business situations. Students' stock valuation skills will be assessed using indicators such as accurate identification of inventory quantities, correct determination of inventory costs, accurate calculation of opening stock, correct treatment of purchases and purchase returns, accurate treatment of carriage and other directly attributable costs, correct determination of goods available for sale, accurate application of inventory valuation methods, correct stock-card preparation, accurate recording of inventory receipts and issues, correct pricing of inventory issues, accurate calculation of closing stock, correct calculation of cost of sales, accurate gross-profit determination, appropriate treatment of inventory losses, correct valuation of damaged and obsolete inventory, accurate application of lower-of-cost-and-net-realizable-value principles, correct inventory write-down calculations, accurate inventory reconciliation, proper treatment of inventory errors, correct perpetual inventory calculations, accurate periodic inventory calculations, appropriate treatment of inventory adjustments, correct preparation of inventory schedules, accurate interpretation of inventory records, ability to compare alternative valuation methods, ability to explain differences in stock values, ability to analyse the effect of inventory valuation on cost of sales and profit, ability to identify and correct valuation errors, ability to solve unfamiliar inventory valuation problems, numerical accuracy, computational fluency, analytical reasoning, attention to detail, problem-solving ability, and ability to justify stock valuation decisions. Data will be collected using structured questionnaires, standardized inventory valuation tests, practical stock valuation exercises, stock-card preparation tasks, inventory-record analysis activities, simulated stock transactions, case studies, scenario-based questions, spreadsheet-based activities, accounting software exercises, observation checklists, competency-based assessment rubrics, and pre-test and post-test assessments. Descriptive statistics will be used to summarize students' demographic and academic characteristics, exposure to Inventory Valuation Activities, learning experiences, and levels of stock valuation skills. Inferential statistical techniques, including paired and independent t-tests, analysis of covariance (ANCOVA), correlation analysis, and multiple regression analysis where appropriate, will be used to determine the impact of Inventory Valuation Activities on students' stock valuation skills. Where a quasi-experimental design is adopted, students' stock valuation scores before and after exposure to Inventory Valuation Activities may be compared with those of a control group receiving conventional accounting instruction to determine changes associated with the intervention. Diagnostic tests will also be conducted to assess the reliability, validity, and robustness of the findings. The study is expected to find that Inventory Valuation Activities have a significant positive impact on students' stock valuation skills among HND Accounting Education students in Nigerian polytechnics. Students exposed to structured and practically oriented Inventory Valuation Activities are expected to demonstrate greater accuracy and competence in identifying, calculating, analysing, and reporting inventory values than students receiving conventional instruction. Inventory-record analysis may help students identify relevant quantities, dates, costs, and transaction information before performing valuation calculations. Stock-card activities may strengthen students' ability to record inventory receipts, issues, and balances systematically. Opening-stock and purchase activities may help students determine the quantity and cost of goods available for sale. Purchase-return and carriage-inward exercises may enable students to determine the appropriate cost of inventory acquired. Physical inventory-counting activities may strengthen students' ability to reconcile recorded stock quantities with actual stock balances. Specific-identification activities may help students understand situations where individual inventory items can be separately identified and valued. First-in-first-out exercises may strengthen students' ability to apply inventory flow assumptions and determine closing-stock values. Weighted-average activities may help students calculate average unit costs and apply them consistently to inventory issues and closing balances. Moving-average exercises may provide opportunities to update average costs following successive purchases. Inventory issue-pricing activities may strengthen students' ability to determine the cost assigned to goods issued for sale or production. Closing-stock exercises may improve students' ability to determine the value of inventory remaining at the reporting date. Cost-of-sales activities may help students understand the relationship between opening inventory, purchases, closing inventory, and reported cost of sales. Gross-profit exercises may demonstrate how inventory valuation affects reported profitability. Lower-of-cost-and-net-realizable-value activities may strengthen students' understanding of appropriate inventory measurement when recoverable values decline. Obsolete, damaged, and slow-moving stock scenarios may expose students to situations requiring careful inventory assessment and possible write-downs. Inventory-adjustment exercises may help students identify and correct discrepancies between recorded and actual stock values. Inventory-error analysis may strengthen students' ability to identify incorrect quantities, unit costs, valuation methods, and calculations. Perpetual inventory activities may expose students to continuous inventory-recording and valuation procedures, while periodic inventory activities may strengthen their understanding of end-of-period inventory determination. Inventory reconciliation exercises may help students compare physical stock, stock records, and accounting records. Practical case studies may provide opportunities to apply valuation methods to realistic business situations involving multiple purchases, issues, returns, and closing balances. Spreadsheet-based activities may enable students to organize inventory records, perform valuation calculations, compare valuation methods, and identify discrepancies efficiently. Accounting software activities may expose students to computerized inventory-recording and valuation procedures. Individual exercises may strengthen students' computational accuracy and independent problem-solving, while group activities may promote discussion of alternative valuation approaches. Lecturer demonstrations may provide appropriate models for solving complex inventory valuation problems, while guided practice may support students during initial learning. Repeated valuation exercises may improve speed, accuracy, and confidence. Corrective feedback may enable students to understand the causes of valuation errors and improve subsequent performance. Reflection activities may encourage students to explain the reasoning behind selected valuation methods and evaluate their effects on financial information. However, weak prior knowledge of accounting principles, difficulty understanding inventory-flow assumptions, confusion between physical quantities and monetary values, inadequate exposure to realistic stock records, limited practical resources, large class sizes, insufficient instructional time, poorly designed valuation activities, inadequate lecturer guidance, and excessive reliance on simplified textbook examples may reduce the effectiveness of Inventory Valuation Activities. The study therefore expects structured, realistic, practical, and integrated Inventory Valuation Activities to contribute significantly to improved stock valuation skills among HND Accounting Education students in Nigerian polytechnics. The study is expected to contribute to the literature on Inventory Valuation Activities, stock valuation skills, Experiential Learning Theory, Constructivist Learning Theory, Cognitive Learning Theory, inventory valuation, stock-card preparation, inventory costing, FIFO, weighted-average costing, moving-average costing, cost of sales, gross profit, inventory control, inventory reconciliation, practical accounting education, cost accounting education, accounting pedagogy, computational skills, analytical reasoning, competency-based education, HND Accounting Education, and polytechnic education in Nigeria. The findings will provide useful information to the National Board for Technical Education, polytechnics, accounting education departments, accounting educators, curriculum developers, professional accounting bodies, and policymakers regarding strategies for strengthening students' inventory valuation competencies. The study will also provide evidence-based recommendations for integrating practical Inventory Valuation Activities into HND Accounting Education programmes, using realistic stock records and Nigerian business scenarios, strengthening stock-card and inventory-record analysis, providing practical FIFO and weighted-average valuation exercises, incorporating moving-average and inventory-flow activities, strengthening students' understanding of cost of sales and gross-profit implications, incorporating inventory reconciliation and error-correction activities, exposing students to damaged, obsolete, and slow-moving stock scenarios, using spreadsheets and accounting software for inventory valuation, providing repeated opportunities to solve unfamiliar stock valuation problems, strengthening lecturer demonstrations and feedback, developing competency-based assessments of stock valuation skills, improving practical accounting resources, and aligning HND Accounting Education with the numerical, analytical, practical, technological, and professional competencies required in contemporary accounting practice in Nigeria.

Keywords: Inventory Valuation Activities, stock valuation skills, HND Accounting Education students, inventory costing, stock-card preparation, FIFO, weighted-average costing, moving-average costing, cost of sales, gross profit, inventory control, inventory reconciliation, Experiential Learning Theory, Constructivist Learning Theory, Cognitive Learning Theory, practical accounting education, Nigerian polytechnics, Nigeria.